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Windows2003-3790/windows/advcore/gdiplus/test/dlltest/dlltest.cpp

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2001-01-01 00:00:00 +01:00
/******************************Module*Header*******************************\
* Module Name: test.c
*
* Created: 09-Dec-1992 10:51:46
* Author: Kirk Olynyk [kirko]
*
* Copyright (c) 1991 Microsoft Corporation
*
* Contains the test
*
\**************************************************************************/
#include <windows.h>
#include <objbase.h>
#include <math.h> // sin & cos
#include "wndstuff.h"
#include "debug.h"
//
// Where is IStream included from?
//
#define IStream int
#include <gdiplus.h>
using namespace Gdiplus;
#ifndef ASSERT
#define ASSERT(cond) if (!(cond)) { DebugBreak(); }
#endif
/******************************Public*Routine******************************\
* vTest
*
* This is the workhorse routine that does the test. The test is
* started by chosing it from the window menu.
*
* History:
* Tue 08-Dec-1992 17:31:22 by Kirk Olynyk [kirko]
* Wrote it.
\**************************************************************************/
class RectI
{
public:
INT X;
INT Y;
INT Width;
INT Height;
};
VOID TestRotatedLine(Graphics *g);
VOID TestLineWithTexture(Graphics *g);
VOID TestRegionExcludeClip(Graphics *g);
VOID TestRegionXorClip(Graphics *g);
VOID TestContainerClip(Graphics *g);
VOID TestContainer(Graphics *g);
VOID TestPolygons(Graphics *g);
VOID TestPaths(Graphics *g);
VOID TestPathIterators(Graphics *g);
VOID TestDashes(Graphics *g);
VOID TestWideningAndWarping(Graphics *g);
VOID TestRegions(Graphics *g);
VOID TestGradients(Graphics* g);
VOID TestHatches(Graphics* g);
VOID TestBitmaps(Graphics* g);
VOID TestPrimitives(Graphics *g);
VOID TestMixedObjects(Graphics *g);
VOID TestTexts(Graphics* g);
VOID TestTextAlongPath(Graphics *g);
VOID TestDerive(HWND hwnd);
VOID TestImaging(Graphics* g);
VOID TestBitmapGraphics(Graphics* g);
VOID TestDibsection(Graphics* g);
VOID TestCompoundLines(Graphics *g);
VOID TestImageSampling(Graphics *g);
VOID TestIcon(Graphics *g);
VOID TestWmfs(Graphics *g);
VOID TestMetaGetDC(Graphics *g, HWND hwnd);
VOID TestMetafileEnumeration(Graphics *g);
VOID TestMetafileTextureBrush(Graphics *g);
VOID TestGetHemf(HDC hdc);
VOID TestLargeMetafileObject(Graphics* g, HDC hdc);
VOID TestTextToMetafile(Graphics *g, HDC hdc);
VOID TestCmykSeparation(Graphics *g);
VOID TestDownLevelBitmapTransparency(Graphics *g, HDC hdc);
VOID DrawHatches(Graphics * g);
VOID
Test(
HWND hwnd
)
{
HDC hdc = GetDC(hwnd);
// Select in the halftone palette for 256-color display mode testing
HPALETTE hpal = Graphics::GetHalftonePalette();
SelectPalette(hdc, hpal, FALSE);
RealizePalette(hdc);
Graphics *g = new Graphics(hdc);
TestMetaGetDC(g, hwnd); // this has to be the first test!
// Test GetNearestColor
Color c(0x32, 0x67, 0x98);
g->GetNearestColor(&c);
TestDownLevelBitmapTransparency(g, hdc);
TestTextToMetafile(g, hdc);
TestLargeMetafileObject(g, hdc);
TestGetHemf(hdc);
TestMetafileEnumeration(g);
TestMetafileTextureBrush(g);
TestRotatedLine(g);
TestWmfs(g);
g->SetSmoothingMode(SmoothingModeAntiAlias);
// Scale everything up by scale
REAL scale = (REAL) 1.2;
g->SetPageUnit(UnitDisplay);
g->SetPageScale(scale);
g->RotateTransform(10);
{
HDC hdc = GetDC(hwnd);
{
Metafile recording(L"TestEmfP.Emf", hdc);
Graphics gMeta(&recording);
gMeta.SetSmoothingMode(SmoothingModeAntiAlias);
TestRegionExcludeClip(&gMeta);
TestRegionXorClip(&gMeta);
TestBitmaps(&gMeta);
gMeta.RotateTransform(30);
gMeta.SetSmoothingMode(SmoothingModeAntiAlias);
TestContainer(&gMeta);
}
{
Metafile playback(L"TestEmfP.Emf");
g->DrawImage(&playback, 0, 0);
}
ReleaseDC(hwnd, hdc);
}
TestContainerClip(g);
TestPolygons(g);
// TestPaths(g);
TestPathIterators(g); // Identical to TestPaths except for using iterators.
TestRegions(g);
TestBitmaps(g);
TestPrimitives(g);
TestMixedObjects(g);
TestGradients(g);
TestHatches(g);
TestTexts(g);
TestDerive(hwnd);
TestDashes(g);
TestWideningAndWarping(g);
TestImaging(g);
TestBitmapGraphics(g);
TestLineWithTexture(g);
TestDibsection(g);
TestCompoundLines(g);
TestImageSampling(g);
TestIcon(g);
TestCmykSeparation(g);
DrawHatches(g);
{
Metafile recordDown(L"Hatches.emf", hdc, EmfTypeEmfOnly);
{
Graphics gMeta(&recordDown);
DrawHatches(&gMeta);
}
g->DrawImage(&recordDown, 330, 0);
}
delete g;
ReleaseDC(hwnd, hdc);
DeleteObject(hpal);
}
VOID DrawHatches(Graphics * g)
{
HatchBrush h1 (HatchStyleHorizontal, Color(255, 0, 0), Color(0, 255, 255));
HatchBrush h2 (HatchStyleVertical, Color(255, 0, 0), Color(0, 255, 255));
HatchBrush h3 (HatchStyleForwardDiagonal, Color(255, 0, 0), Color(0, 255, 255));
HatchBrush h4 (HatchStyleBackwardDiagonal, Color(255, 0, 0), Color(0, 255, 255));
HatchBrush h5 (HatchStyleCross, Color(255, 0, 0), Color(0, 255, 255));
HatchBrush h6 (HatchStyleDiagonalCross, Color(255, 0, 0), Color(0, 255, 255));
g->FillEllipse(&h1, 0, 0, 100, 100);
g->FillEllipse(&h2, 110, 0, 100, 100);
g->FillEllipse(&h3, 220, 0, 100, 100);
g->FillEllipse(&h4, 0, 110, 100, 100);
g->FillEllipse(&h5, 110, 110, 100, 100);
g->FillEllipse(&h6, 220, 110, 100, 100);
}
VOID TestDownLevelBitmapTransparency(Graphics *g, HDC hdc)
{
Metafile recordDown(L"DownLevelBm.emf", hdc, EmfTypeEmfOnly);
{
Graphics gMeta(&recordDown);
Bitmap bm(50, 50, PixelFormat32bppARGB);
{
Graphics gBitmap(&bm);
gBitmap.Clear(Color(128, 255, 0, 0));
}
GraphicsPath path;
Rect r(0,0,50,50);
path.AddRectangle(r);
SolidBrush sb(Color(0, 0xFF, 0));
gMeta.FillPath(&sb, &path);
gMeta.DrawImage(&bm, 25, 25);
}
g->DrawImage(&recordDown, 200, 200);
}
VOID TestLargeMetafileObject(Graphics* g, HDC hdc)
{
Metafile recording(L"Large.emf", hdc);
{
Image image(L"..\\data\\real3.jpg");
TextureBrush textureBrush(&image, WrapModeTile);
Matrix matrix;
matrix.Scale(.2f, .2f);
textureBrush.SetTransform(&matrix);
Graphics gMeta(&recording);
gMeta.FillRectangle(&textureBrush, 0, 0, 800, 600);
Pen pen(&textureBrush, 40.0);
pen.SetLineJoin(LineJoinMiter);
PointF spiralPoints[12] = {
PointF(540.0f, 550.0f),
PointF(540.0f, 75.0f),
PointF( 60.0f, 75.0f),
PointF( 60.0f, 460.0f),
PointF(460.0f, 460.0f),
PointF(460.0f, 140.0f),
PointF(140.0f, 140.0f),
PointF(140.0f, 400.0f),
PointF(380.0f, 400.0f),
PointF(380.0f, 190.0f),
PointF(260.0f, 190.0f),
PointF(260.0f, 350.0f),
};
gMeta.DrawLines(&pen, spiralPoints, 12);
}
g->DrawImage(&recording, 20, 300, 600, 400);
}
VOID TestGetHemf(HDC hdc)
{
Metafile recording(L"Abcdefg.Emf", hdc);
{
Graphics gMeta(&recording);
SolidBrush sb(Color(0xFF, 0, 0));
gMeta.FillRectangle(&sb, 0, 0, 20, 20);
}
HENHMETAFILE hemf;
hemf = recording.GetHENHMETAFILE();
DeleteEnhMetaFile(hemf);
}
VOID TestMetafileTextureBrush(Graphics *g)
{
Metafile m1(L"..\\data\\agree.emf");
Rect r(0, 0, 50, 50);
TextureBrush textureBrush(&m1, WrapModeTile, r);
g->FillRectangle(&textureBrush, 0, 0, 800, 800);
}
extern "C"
BOOL CALLBACK
MyPlayMetafileRecordCallback(
EmfPlusRecordType recordType,
UINT recordFlags,
UINT recordDataSize,
const BYTE * recordData,
VOID * callbackData
)
{
((Metafile *)callbackData)->PlayRecord(recordType, recordFlags, recordDataSize, recordData);
return TRUE;
}
VOID TestMetafileEnumeration(Graphics *g)
{
Metafile m1(L"..\\data\\agree.emf");
g->EnumerateMetafile(&m1, Rect(50, 10, 800, 500), MyPlayMetafileRecordCallback, &m1);
Metafile m2(L"..\\data\\tiger.wmf");
g->EnumerateMetafile(&m2, Rect(50, 10, 800, 500), MyPlayMetafileRecordCallback, &m2);
}
VOID DrawContainer(Graphics * g, ARGB * argb, INT count)
{
Matrix mymatrix;
g->SetPageUnit(UnitInch);
RectF clipRect(0,0,5,5);
g->SetClip(clipRect);
mymatrix.Translate(2.5, 2.5);
mymatrix.Rotate(15);
mymatrix.Translate(-2.5, -2.5);
g->SetTransform(&mymatrix);
Color color(*argb++);
SolidBrush contBrush(color);
g->FillRectangle(&contBrush, 0, 0, 5, 5);
if (--count == 0)
{
return;
}
RectF destRect(.5, .5, 4, 4);
RectF srcRect(0, 0, 5, 5);
INT id = g->BeginContainer(destRect, srcRect, UnitInch);
g->ResetClip();
DrawContainer (g, argb, count);
g->EndContainer(id);
}
VOID TestContainerClip(Graphics *g)
{
ARGB colors[5];
colors[0] = Color::MakeARGB(255, 255, 0, 0);
colors[1] = Color::MakeARGB(255, 0, 255, 0);
colors[2] = Color::MakeARGB(255, 0, 0, 255);
colors[3] = Color::MakeARGB(255, 255, 255, 0);
colors[4] = Color::MakeARGB(255, 0, 255, 255);
GraphicsState s = g->Save();
DrawContainer(g, colors, 5);
g->Restore(s);
}
GraphicsPath circlePath;
RectF circleRect(0,0,4,4);
BOOL circleInitialized = FALSE;
#define ROOT 0
#define LEFT 1
#define RIGHT 2
#define TOP 3
#define BOTTOM 4
VOID DrawFractal(Graphics * g, BYTE gray, INT side, INT count)
{
ARGB argb;
switch (count % 3)
{
case 0:
argb = Color::MakeARGB(255, 0, 0, gray);
break;
case 1:
argb = Color::MakeARGB(255, 0, gray, 0);
break;
case 2:
argb = Color::MakeARGB(255, gray, 0, 0);
gray -= 60;
break;
}
Color color(argb);
SolidBrush contBrush(color);
g->SetPageUnit(UnitInch);
g->FillPath(&contBrush, &circlePath);
if (--count == 0)
{
return;
}
RectF destRect;
GraphicsContainer cstate;
if (side != LEFT)
{
destRect = RectF(4, 1, 2, 2);
cstate = g->BeginContainer(destRect, circleRect, UnitInch);
g->SetSmoothingMode(SmoothingModeAntiAlias);
DrawFractal(g, gray, RIGHT, count);
g->EndContainer(cstate);
}
if (side != TOP)
{
destRect = RectF(1, 4, 2, 2);
cstate = g->BeginContainer(destRect, circleRect, UnitInch);
g->SetSmoothingMode(SmoothingModeAntiAlias);
DrawFractal(g, gray, BOTTOM, count);
g->EndContainer(cstate);
}
if (side != RIGHT)
{
destRect = RectF(-2, 1, 2, 2);
cstate = g->BeginContainer(destRect, circleRect, UnitInch);
g->SetSmoothingMode(SmoothingModeAntiAlias);
DrawFractal(g, gray, LEFT, count);
g->EndContainer(cstate);
}
if (side != BOTTOM)
{
destRect = RectF(1, -2, 2, 2);
cstate = g->BeginContainer(destRect, circleRect, UnitInch);
g->SetSmoothingMode(SmoothingModeAntiAlias);
DrawFractal(g, gray, TOP, count);
g->EndContainer(cstate);
}
}
VOID TestContainer(Graphics * g)
{
if(!circleInitialized)
{
circlePath.AddEllipse(circleRect);
circleInitialized = TRUE;
}
INT id = g->Save();
g->TranslateTransform(5, 4);
DrawFractal(g, 245, ROOT, 8);
g->Restore(id);
}
/**************************************************************************\
* TestPolygons
*
* A test for drawing and filling of rectangles and polygons.
*
\**************************************************************************/
VOID TestPolygons(Graphics *g)
{
REAL width = 4; // Pen width
Color redColor(255, 0, 0);
SolidBrush redBrush(redColor);
g->FillRectangle(&redBrush, 20, 20, 50, 50);
Color alphaColor(128, 0, 255, 0);
SolidBrush alphaBrush(alphaColor);
g->FillRectangle(&alphaBrush, 10, 10, 40, 40);
PointF points[4];
points[0].X = 50;
points[0].Y = 50;
points[1].X = 100;
points[1].Y = 50;
points[2].X = 120;
points[2].Y = 120;
points[3].X = 50;
points[3].Y = 100;
Color blueColor(128, 0, 0, 255);
SolidBrush blueBrush(blueColor);
g->FillPolygon(&blueBrush, points, 4);
// Currently only Geometric pen works for lines. - ikkof 1/6/99.
Color blackColor(0, 0, 0);
SolidBrush blackBrush(blackColor);
Pen blackPen(&blackBrush, width);
blackPen.SetLineJoin(LineJoinRound);
g->DrawPolygon(&blackPen, points, 4);
// g->DrawLines(&blackPen, points, 4, FALSE);
}
/**************************************************************************\
* TestPaths
*
* A test for general paths.
*
\**************************************************************************/
VOID TestPaths(Graphics *g)
{
REAL width = 4; // Pen width
PointF points[4];
points[0].X = 100;
points[0].Y = 10;
points[1].X = -50;
points[1].Y = 50;
points[2].X = 150;
points[2].Y = 200;
points[3].X = 200;
points[3].Y = 70;
Color yellowColor(128, 255, 255, 0);
SolidBrush yellowBrush(yellowColor);
GraphicsPath* path = new GraphicsPath(FillModeAlternate);
path->AddBeziers(points, 4);
Matrix matrix;
matrix.Scale(1.5, 1.5);
// If you wanto to flatten the path before rendering,
// Flatten() can be called.
BOOL flattenFirst = FALSE;
if(!flattenFirst)
{
// Don't flatten and keep the original path.
// FillPath or DrawPath will flatten the path automatically
// without modifying the original path.
path->Transform(&matrix);
}
else
{
// Flatten this path. The resultant path is made of line
// segments. The original path information is lost.
path->Flatten(&matrix);
}
Color blackColor(0, 0, 0);
SolidBrush blackBrush(blackColor);
// Set the pen width in inch.
width = 15;
Pen blackPen(&blackBrush, width);
blackPen.SetStartCap(LineCapRound);
// blackPen.SetEndCap(LineCapSquare);
blackPen.SetEndCap(LineCapArrowAnchor);
Region * region = new Region(path);
g->FillPath(&yellowBrush, path);
g->DrawPath(&blackPen, path);
delete path;
delete region;
}
/**************************************************************************\
* TestPaths
*
* A test for general paths.
*
\**************************************************************************/
VOID TestPathIterators(Graphics *g)
{
REAL width = 4; // Pen width
PointF points[4];
points[0].X = 100;
points[0].Y = 10;
points[1].X = -50;
points[1].Y = 50;
points[2].X = 150;
points[2].Y = 200;
points[3].X = 200;
points[3].Y = 70;
Color yellowColor(128, 255, 255, 0);
SolidBrush yellowBrush(yellowColor);
GraphicsPath* path = new GraphicsPath(FillModeAlternate);
path->AddBeziers(points, 4);
Matrix matrix;
matrix.Scale(1.5, 1.5);
// If you wanto to flatten the path before rendering,
// Flatten() can be called.
BOOL flattenFirst = FALSE;
if(!flattenFirst)
{
// Don't flatten and keep the original path.
// FillPath or DrawPath will flatten the path automatically
// without modifying the original path.
path->Transform(&matrix);
}
else
{
// Flatten this path. The resultant path is made of line
// segments. The original path information is lost.
path->Flatten(&matrix);
}
Color blackColor(0, 0, 0);
SolidBrush blackBrush(blackColor);
// Set the pen width in inch.
width = 15;
Pen blackPen(&blackBrush, width);
blackPen.SetStartCap(LineCapRound);
// blackPen.SetEndCap(LineCapSquare);
blackPen.SetEndCap(LineCapArrowAnchor);
// Test for Path data getter and setter.
INT count = path->GetPointCount();
if(count > 0)
{
// Allocate points and types buffers.
PathData pathData1;
pathData1.Points = new PointF[count];
pathData1.Types = new BYTE[count];
if(pathData1.Points && pathData1.Types)
{
pathData1.Count = count;
// Get the path data.
if(path->GetPathData(&pathData1) == Ok)
{
GraphicsPath* path1 = new GraphicsPath(pathData1.Points,
pathData1.Types,
pathData1.Count,
FillModeAlternate);
if(path1)
{
g->FillPath(&yellowBrush, path1);
}
delete path1;
}
}
}
// Test for Path Iterator.
GraphicsPathIterator iter(path);
if(iter.GetLastStatus() == Ok)
{
count = iter.GetCount();
PointF* newPts = new PointF[count];
BYTE* newTypes = new BYTE[count];
if(newPts && newTypes && count > 0)
{
// Get the path's points and types data by using
// an enumeration method.
INT resultCount = iter.Enumerate(newPts, newTypes, count);
if (resultCount > 0)
{
GraphicsPath* path2 = new GraphicsPath(newPts,
newTypes,
resultCount,
FillModeAlternate);
if(path2 && resultCount > 0)
{
g->DrawPath(&blackPen, path2);
delete path2;
}
}
}
delete[] newPts;
delete[] newTypes;
}
delete path;
}
/**************************************************************************\
* TestDashes
*
* A test for drawing dashed lines.
*
\**************************************************************************/
VOID TestDashes(Graphics *g)
{
REAL width = 4; // Pen width
PointF points[4];
points[0].X = 100;
points[0].Y = 10;
points[1].X = -50;
points[1].Y = 50;
points[2].X = 150;
points[2].Y = 200;
points[3].X = 200;
points[3].Y = 70;
Color yellowColor(128, 255, 255, 0);
SolidBrush yellowBrush(yellowColor);
GraphicsPath* path = new GraphicsPath(FillModeAlternate);
path->AddBeziers(points, 4);
Matrix matrix;
matrix.Scale(1.5, 1.5);
path->Transform(&matrix);
Color blackColor(0, 0, 0);
SolidBrush blackBrush(blackColor);
// Set the pen width in inch.
width = 15;
Pen pen1(&blackBrush, width);
pen1.SetDashStyle(DashStyleDashDotDot);
pen1.SetDashCap(DashCapRound);
g->DrawPath(&pen1, path);
// Create a multiple segment with a closed segment.
points[0].X = 50;
points[0].Y = 50;
points[1].X = 100;
points[1].Y = 50;
points[2].X = 120;
points[2].Y = 120;
points[3].X = 50;
points[3].Y = 100;
path->Reset();
path->AddLines(points, 4);
path->CloseFigure();
points[0].X = 150;
points[0].Y = 60;
points[1].X = 200;
points[1].Y = 150;
path->AddLines(points, 2);
path->Transform(&matrix);
Color blueColor(128, 0, 0, 255);
SolidBrush blueBrush(blueColor);
width = 5;
Pen pen2(&blueBrush, width);
pen2.SetDashStyle(DashStyleDashDotDot);
g->DrawPath(&pen2, path);
delete path;
}
/**************************************************************************\
* TestWideningAndWarping
*
* A test for widening and warping paths.
*
\**************************************************************************/
VOID TestWideningAndWarping(Graphics *g)
{
REAL width; // Pen width
RectF rect;
rect.X = 250;
rect.Y = -30;
rect.Width = 150;
rect.Height = 150;
Color yellowColor(128, 255, 255, 0);
SolidBrush yellowBrush(yellowColor);
GraphicsPath* path = new GraphicsPath(FillModeAlternate);
path->AddRectangle(rect);
rect.Y = 70;
path->AddEllipse(rect);
Matrix matrix;
Color blackColor(0, 0, 0);
SolidBrush blackBrush(blackColor);
// Set the pen width in inch.
width = 15;
Pen blackPen(&blackBrush, width);
blackPen.SetStartCap(LineCapRound);
blackPen.SetEndCap(LineCapSquare);
path->Widen(&blackPen, &matrix);
RectF bounds;
path->GetBounds(&bounds);
PointF destPoints[4];
destPoints[0].X = bounds.X + bounds.Width/4;
destPoints[0].Y = bounds.Y;
destPoints[1].X = bounds.X + 3*bounds.Width/4;
destPoints[1].Y = bounds.Y;
destPoints[2].X = bounds.X;
destPoints[2].Y = bounds.Y + bounds.Height;
destPoints[3].X = bounds.X + bounds.Width;
destPoints[3].Y = bounds.Y + bounds.Height;
path->Warp(&destPoints[0], 4, bounds);
g->FillPath(&yellowBrush, path);
width = 0.05f;
blackPen.SetWidth(width);
g->DrawPath(&blackPen, path);
delete path;
}
/**************************************************************************\
* TestRegions
*
* A test for region fill.
*
\**************************************************************************/
VOID TestRegions(Graphics *g)
{
REAL width = 2; // Pen width
PointF points[5];
REAL s, c, theta;
REAL pi = 3.1415926535897932f;
REAL scale = 30;
PointF orig(200, 140);
theta = -pi/2;
// Create a star shape.
for(INT i = 0; i < 5; i++)
{
s = sinf(theta);
c = cosf(theta);
points[i].X = scale*c + orig.X;
points[i].Y = scale*s + orig.Y;
theta += 0.8f*pi;
}
Color orangeColor(128, 255, 180, 0);
SolidBrush orangeBrush(orangeColor);
GraphicsPath* path = new GraphicsPath(FillModeAlternate);
// Path* path = new GraphicsPath(Winding);
path->AddPolygon(points, 5);
Color blackColor(0, 0, 0);
SolidBrush blackBrush(blackColor);
Pen blackPen(&blackBrush, width);
Region * region = new Region(path);
Matrix m;
g->GetTransform(&m);
INT rectCount;
rectCount = region->GetRegionScansCount(&m);
Rect * rects = new Rect[rectCount];
region->GetRegionScans(&m, rects, &rectCount);
delete rects;
g->FillRegion(&orangeBrush, region); // There is a BUG!
// g->FillGraphicsPath(&orangeBrush, path); // Fill path works fine.
blackPen.SetLineJoin(LineJoinMiter);
g->DrawPath(&blackPen, path);
delete path;
delete region;
}
GraphicsPath* CreateHeartPath(const RectF& rect)
{
GpPointF points[7];
points[0].X = 0;
points[0].Y = 0;
points[1].X = 1.00;
points[1].Y = -1.00;
points[2].X = 2.00;
points[2].Y = 1.00;
points[3].X = 0;
points[3].Y = 2.00;
points[4].X = -2.00;
points[4].Y = 1.00;
points[5].X = -1.00;
points[5].Y = -1.00;
points[6].X = 0;
points[6].Y = 0;
Matrix matrix;
matrix.Scale(rect.Width/2, rect.Height/3, MatrixOrderAppend);
matrix.Translate(3*rect.Width/2, 4*rect.Height/3, MatrixOrderAppend);
matrix.TransformPoints(&points[0], 7);
GraphicsPath* path = new GraphicsPath();
if(path)
{
path->AddBeziers(&points[0], 7);
path->CloseFigure();
}
return path;
}
/**************************************************************************\
* TestGradients
*
* A test for rectangle and radial gradients.
*
\**************************************************************************/
VOID TestGradients(Graphics* g)
{
REAL width = 4; // Pen width
// Create a rectangular gradient brush.
RectF brushRect(0, 0, 32, 32);
Color colors[5] = {
Color(255, 255, 255, 255),
Color(255, 255, 0, 0),
Color(255, 0, 255, 0),
Color(255, 0, 0, 255),
Color(255, 0, 0, 0)
};
// !! No longer used
// RectangleGradientBrush rectGrad(brushRect, (Color*) &colors, WrapModeTile);
// Rotate a brush.
GpMatrix xForm;
xForm.Rotate(30);
// rectGrad.SetTransform(&xForm);
// Change the wrapping mode and fill.
// rectGrad.SetWrapMode(WrapModeTileFlipXY);
// !! No longer used
// g->FillRectangle(&rectGrad, 350, 20, 100, 80);
Color blackColor(0, 0, 0);
SolidBrush blackBrush(blackColor);
Pen blackPen(&blackBrush, width);
g->DrawRectangle(&blackPen, brushRect);
// Create a radial gradient brush.
Color centerColor(255, 255, 255, 255);
Color boundaryColor(255, 0, 0, 0);
brushRect.X = 380;
brushRect.Y = 130;
brushRect.Width = 60;
brushRect.Height = 32;
PointF center;
center.X = brushRect.X + brushRect.Width/2;
center.Y = brushRect.Y + brushRect.Height/2;
xForm.Reset();
xForm.RotateAt(-30, center, MatrixOrderAppend);
// !! No longer used
// RadialGradientBrush radGrad(brushRect, centerColor,
// boundaryColor, WrapModeClamp);
// radGrad.SetTransform(&xForm);
// g->FillRectangle(&radGrad, 320, 120, 120, 100);
// Pen gradPen(&rectGrad, width);
// g->DrawRectangle(&gradPen, 320, 120, 120, 100);
// Triangle gradient.
PointF points[7];
points[0].X = 50;
points[0].Y = 10;
points[1].X = 200;
points[1].Y = 20;
points[2].X = 100;
points[2].Y = 100;
points[3].X = 30;
points[3].Y = 120;
Color colors1[5] = {
Color(255, 255, 255, 0),
Color(255, 255, 0, 0),
Color(255, 0, 255, 0),
Color(255, 0, 0, 255),
Color(255, 0, 0, 0)
};
// !! No longer used
// TriangleGradientBrush triGrad(points, (Color*) &colors);
// g->FillPolygon(&triGrad, points, 3);
RectF triRect;
// triGrad.GetRectangle(triRect);
// g->FillRectangle(&triGrad, triRect);
points[0].X = 200;
points[0].Y = 300;
points[1].X = 280;
points[1].Y = 350;
points[2].X = 220;
points[2].Y = 420;
points[3].X = 160;
points[3].Y = 440;
points[4].X = 120;
points[4].Y = 370;
PathGradientBrush polyGrad(points, 5);
REAL blend[10];
Color presetColors[10];
REAL positions[10];
INT count;
INT i;
count = 3;
blend[0] = (REAL) 0;
blend[1] = (REAL) 0;
blend[2] = (REAL) 1;
positions[0] = (REAL) 0;
positions[1] = (REAL) 0.4;
positions[2] = (REAL) 1;
// Test for blending factors.
polyGrad.SetBlend(&blend[0], &positions[0], count);
polyGrad.SetCenterColor(centerColor);
INT colorset = 5;
polyGrad.SetSurroundColors(&colors1[0], &colorset);
// g->FillPolygon(&polyGrad, points, 5);
RectF polyRect;
polyGrad.GetRectangle(&polyRect);
g->FillRectangle(&polyGrad, polyRect);
// Create a heart shaped path.
RectF rect;
rect.X = 300;
rect.Y = 300;
rect.Width = 150;
rect.Height = 150;
GraphicsPath *path = CreateHeartPath(rect);
// Create a gradient from a path.
PathGradientBrush pathGrad(path);
delete path;
pathGrad.SetCenterColor(centerColor);
INT colorsset = 5;
colors1[0] = Color(255, 255, 0, 0);
pathGrad.SetSurroundColors(&colors1[0], &colorsset);
pathGrad.GetRectangle(&polyRect);
// Set the rect focus.
PointF centerPt;
pathGrad.GetCenterPoint(&centerPt);
centerPt.X -= 15;
centerPt.Y += 30;
pathGrad.SetCenterPoint(centerPt);
REAL xScale, yScale;
pathGrad.GetFocusScales(&xScale, &yScale);
xScale = 0.4f;
yScale = 0.3f;
pathGrad.SetFocusScales(xScale, yScale);
g->FillRectangle(&pathGrad, polyRect);
// Test for LineGradientBrush.
RectF lineRect(120, -20, 200, 60);
Color color1(200, 255, 255, 0);
Color color2(200, 0, 0, 255);
LinearGradientBrush lineGrad(lineRect, color1, color1,
LinearGradientModeForwardDiagonal);
// Test for preset colors
presetColors[0] = Color(200, 0, 255, 255);
presetColors[1] = Color(200, 255, 255, 0);
presetColors[2] = Color(200, 0, 255, 0);
lineGrad.SetInterpolationColors(&presetColors[0], &positions[0], count);
g->FillRectangle(&lineGrad, lineRect);
}
/**************************************************************************\
* TestHatches
*
* A test for hatch brushes
*
\**************************************************************************/
VOID TestHatches(Graphics* g)
{
Color foreColor(0, 0, 0);
Color backColor(255, 255, 255);
int x, y;
x = 0; y = 0;
for (int i = HatchStyleMin; i <= HatchStyleMax; i++)
{
if ((i > 0) && ((i & 7) == 0))
{
x = 0;
y += 100;
}
HatchBrush hatch((HatchStyle)i, foreColor, backColor);
g->FillRectangle(&hatch, x, y, 100, 100);
x += 100;
}
}
/**************************************************************************\
* TestBitmaps
*
* A test for texture filling and DrawImage.
*
\**************************************************************************/
VOID TestBitmaps(Graphics* g)
{
Point points[4];
REAL width = 4; // Pen width
WCHAR filename[256];
wcscpy(filename, L"../data/brick.jpg");
Bitmap *bitmap = new Bitmap(filename);
// Create a texture brush.
RectI copyRect;
copyRect.X = 0;
copyRect.Y = 0;
copyRect.Width = 40;
copyRect.Height = 30;
Bitmap *copiedBitmap = bitmap->Clone(copyRect.X, copyRect.Y,
copyRect.Width, copyRect.Height,
PixelFormat32bppARGB);
if(copiedBitmap)
{
// Create a texture brush.
TextureBrush textureBrush(copiedBitmap, WrapModeTile);
//copiedBitmap->Dispose();
// Create a radial gradient pen.
Color redColor(255, 0, 0);
SolidBrush redBrush(redColor);
Pen redPen(&redBrush, width);
GraphicsPath *path;
points[0].X = 100;
points[0].Y = 60;
points[1].X = -50;
points[1].Y = 60;
points[2].X = 150;
points[2].Y = 250;
points[3].X = 200;
points[3].Y = 120;
path = new GraphicsPath(FillModeAlternate);
path->AddBeziers(points, 4);
g->FillPath(&textureBrush, path);
g->DrawPath(&redPen, path);
delete path;
delete copiedBitmap;
}
delete bitmap;
PointF destPoints[3];
destPoints[0].X = 300;
destPoints[0].Y = 50;
destPoints[1].X = 450;
destPoints[1].Y = 50;
destPoints[2].X = 240;
destPoints[2].Y = 200;
Matrix mat;
mat.Translate(0, 100);
mat.TransformPoints(&destPoints[0], 3);
wcscpy(filename, L"../data/apple1.png");
bitmap = new Bitmap(filename);
g->DrawImage(bitmap, &destPoints[0], 3);
delete bitmap;
destPoints[0].X = 30;
destPoints[0].Y = 200;
destPoints[1].X = 200;
destPoints[1].Y = 200;
destPoints[2].X = 200;
destPoints[2].Y = 420;
wcscpy(filename, L"../data/dog2.png");
bitmap = new Bitmap(filename);
g->DrawImage(bitmap, &destPoints[0], 3);
delete bitmap;
Color color(100, 128, 255, 0);
SolidBrush brush(color);
Point pts[10];
INT count = 4;
pts[0].X = 150;
pts[0].Y = 60;
pts[1].X = 100;
pts[1].Y = 230;
pts[2].X = 250;
pts[2].Y = 260;
pts[3].X = 350;
pts[3].Y = 100;
g->FillClosedCurve(&brush, pts, count);
wcscpy(filename, L"../data/ballmer.jpg");
bitmap = new Bitmap(filename);
RectF destRect(220, 50, 180, 120);
RectF srcRect;
srcRect.X = 100;
srcRect.Y = 40;
srcRect.Width = 200;
srcRect.Height = 200;
g->DrawImage(bitmap, destRect, srcRect.X, srcRect.Y,
srcRect.Width, srcRect.Height, UnitPixel);
g->DrawImage(bitmap, pts, 3, (INT) srcRect.X, (INT) srcRect.Y,
(INT) srcRect.Width, (INT) srcRect.Height, UnitPixel);
delete bitmap;
}
/**************************************************************************\
* TestPrimitives
*
* A test for ellipse, arc, pie, curve, and closed curve.
*
\**************************************************************************/
VOID
TestPrimitives(
Graphics* g
)
{
RectF rect;
rect.X = 250;
rect.Y = 230;
rect.Width = 150;
rect.Height = 100;
Color color(128, 128, 255, 0);
SolidBrush brush(color);
REAL width = 1;
Color blackColor(0, 0, 0);
SolidBrush blackBrush(blackColor);
Pen pen(&blackBrush, width);
// g->FillEllipse(&brush, rect);
// g->DrawEllipse(&pen, rect);
REAL startAngle = 0;
REAL sweepAngle = 240;
g->FillPie(&brush, rect, startAngle, sweepAngle);
g->DrawPie(&pen, rect, startAngle, sweepAngle);
PointF pts[10];
INT count = 4;
pts[0].X = 200;
pts[0].Y = 160;
pts[1].X = 150;
pts[1].Y = 230;
pts[2].X = 200;
pts[2].Y = 260;
pts[3].X = 300;
pts[3].Y = 200;
g->FillClosedCurve(&brush, pts, count);
g->DrawClosedCurve(&pen, pts, count);
}
/**************************************************************************\
* TestMixedObjects
*
* A test for different brushes and pens.
*
\**************************************************************************/
VOID TestMixedObjects(Graphics* g)
{
PointF points[10];
REAL width = 4; // Pen width
// Load bmp files.
WCHAR *filename = L"winnt256.bmp";
Bitmap *bitmap = new Bitmap(filename);
// Create a texture brush.
RectI copyRect;
copyRect.X = 60;
copyRect.Y = 60;
copyRect.Width = 80;
copyRect.Height = 60;
Bitmap *copiedBitmap = bitmap->Clone(copyRect.X, copyRect.Y,
copyRect.Width, copyRect.Height,
PixelFormat32bppPARGB);
// Create a rectangular gradient brush.
RectF brushRect(0, 0, 32, 32);
Color colors[4] = {
Color(255, 255, 255, 255),
Color(255, 255, 0, 0),
Color(255, 0, 255, 0),
Color(255, 0, 0, 255)
};
// !! No longer supported
// RectangleGradientBrush rectGrad(brushRect, (Color*)&colors, WrapModeTile);
width = 8;
// Pen gradPen(&rectGrad, width);
if(copiedBitmap)
{
// Create a texture brush.
TextureBrush textureBrush(copiedBitmap, WrapModeTile);
delete copiedBitmap;
// Create a radial gradient pen.
points[3].X = 50;
points[3].Y = 300;
points[2].X = 100;
points[2].Y = 300;
points[1].X = 120;
points[1].Y = 370;
points[0].X = 50;
points[0].Y = 350;
// gradPen.SetLineJoin(LineJoinMiter);
g->FillPolygon(&textureBrush, points, 4);
// g->DrawPolygon(&gradPen, points, 4);
}
delete bitmap;
}
/**************************************************************************\
* TestTexts
*
* A test for drawing texts.
*
\**************************************************************************/
VOID TestTexts(Graphics *g)
{
//Font font(L"Arial", 60);
FontFamily ff(L"Arial");
RectF rectf(20, 0, 300, 200);
GraphicsPath path;
// Solid color text.
Color color(128, 100, 0, 200);
SolidBrush brush(color);
path.AddString(L"Color", 5, &ff, 0, 60, rectf, NULL);
g->FillPath(&brush, &path);
// Texture text.
WCHAR filename[256];
wcscpy(filename, L"../data/marble1.jpg");
Bitmap *bitmap = new Bitmap(filename);
TextureBrush textureBrush(bitmap, WrapModeTile);
path.Reset();
rectf.X = 200;
rectf.Y = 20;
path.AddString(L"Texture", 7, &ff, 0, 60, rectf, NULL);
g->FillPath(&textureBrush, &path);
delete bitmap;
// Gradient text.
rectf.X = 40;
rectf.Y = 80;
path.Reset();
path.AddString(L"Gradient", 8, &ff, 0, 60, rectf, NULL);
Color color1(255, 255, 0, 0);
Color color2(255, 0, 255, 0);
LinearGradientBrush lineGrad(rectf, color1, color2, 0.0f);
g->FillPath(&lineGrad, &path);
// Shadow test
REAL charHeight = 60;
REAL topMargin = - 5;
rectf.X = 0;
rectf.Y = - charHeight - topMargin; // Make y-coord of the base line
// of the characters to be 0.
path.Reset();
path.AddString(L"Shadow", 6, &ff, 0, charHeight, rectf, NULL);
GraphicsPath* clonePath = path.Clone();
Color redColor(255, 0, 0);
Color grayColor(128, 0, 0, 0);
SolidBrush redBrush(redColor);
SolidBrush grayBrush(grayColor);
// Shadow part.
REAL tx = 180, ty = 200;
Matrix skew;
skew.Scale(1.0, 0.5);
skew.Shear(-2.0, 0, MatrixOrderAppend);
skew.Translate(tx, ty, MatrixOrderAppend);
clonePath->Transform(&skew);
g->FillPath(&grayBrush, clonePath);
delete clonePath;
// Front part.
Matrix trans1;
trans1.Translate(tx, ty);
path.Transform(&trans1);
g->FillPath(&redBrush, &path);
return;
/*
REAL x = 200, y = 150;
RectF brushRect(x, y, 150, 32);
Color colors[4] = {
Color(180, 255, 0, 0),
Color(180, 0, 255, 0),
Color(180, 255, 0, 0),
Color(180, 0, 255, 0)
};
RectangleGradientBrush rectGrad(brushRect, (Color*)&colors, WrapModeTile);
g->DrawString(L"GDI+", &font, &rectGrad, x, y);
// And now with DrawText
RectF rect(400, 200, 400, 400);
g->DrawText(
DrawTextDisplay,
L"A few words powered by GDI+: \
\x3c3\x3bb\x3b1\x3b4 \
\x627\x644\x633\x644\x627\x645 \
\x5e9\x5dc\x5d5\x5dd \
\xe2d\xe4d\xe01\xe29\xe23\xe44\xe17\xe22 \
\x110\x068\x0ea\x300\x103",
&font, // Initial font
&rectGrad, // Initial brush (ignored for the time being)
LANG_NEUTRAL, // Initial language
&rect // Formatting rectangle
);
*/
}
#ifdef TEXTV2
// We don't support text along a path in v1
VOID TestTextAlongPath(Graphics *g)
{
Point points[4];
points[3].X = 100;
points[3].Y = 10;
points[2].X = -50;
points[2].Y = 50;
points[1].X = 150;
points[1].Y = 200;
points[0].X = 200;
points[0].Y = 70;
GraphicsPath* path = new GraphicsPath(FillModeAlternate);
path->AddBeziers(points, 4);
Matrix matrix;
matrix.Scale(1.5, 1.5);
path->Transform(&matrix);
Color textColor(180, 200, 0, 200);
SolidBrush textBrush(textColor);
WCHAR text[] = L"Windows 2000";
REAL offset = 60;
g->DrawString(text, 12, NULL, path, NULL, textBrush, offset);
delete path;
}
#endif
/**************************************************************************\
* TestDerive
*
* Test
* A test for derivation support.
*
\**************************************************************************/
VOID
TestDerive(
HWND hwnd
)
{
HDC hdcScreen = GetDC(hwnd);
HRGN hrgn = CreateEllipticRgn(10, 10, 300, 300);
SetMapMode(hdcScreen, MM_TWIPS);
SelectClipRgn(hdcScreen, hrgn);
HBRUSH hbrushRed = CreateSolidBrush(RGB(255, 0, 0));
SelectObject(hdcScreen, hbrushRed);
Rectangle(hdcScreen, 0, 0, 3000, -3000);
{
Graphics g(hdcScreen);
SolidBrush solidBrush(Color(0, 255, 0));
g.FillRectangle(&solidBrush, 0, -3000, 3000, 3000);
}
HBITMAP hbmBitmap = CreateCompatibleBitmap(hdcScreen, 50, 50);
HDC hdcBitmap = CreateCompatibleDC(hdcScreen);
SelectObject(hdcBitmap, hbmBitmap);
SetWindowOrgEx(hdcBitmap, 40, 80, NULL);
SelectObject(hdcBitmap, hbrushRed);
Rectangle(hdcBitmap, 40, 80, 50, 50);
{
POINT point;
Graphics g(hdcBitmap);
SolidBrush solidBrush(Color(0, 0, 255));
g.FillRectangle(&solidBrush, 40, 80, 90, 130);
// The DC that we get back should have the same transform set
// as that which we originally passed in:
HDC hdcGet = g.GetHDC();
point.x = 0;
point.y = 0;
DPtoLP(hdcGet, &point, 1);
ASSERT((hdcGet != NULL) && (point.x == 40) && (point.y == 80));
g.ReleaseHDC(hdcGet);
}
// The DC should have beeen returned to the top save level:
INT saveLevel = SaveDC(hdcBitmap);
ASSERT(saveLevel == 1);
// The DC should have had its transform restored:
POINT oldPoint;
SetWindowOrgEx(hdcBitmap, 0, 0, &oldPoint);
ASSERT((oldPoint.x == 40) && (oldPoint.y == 80));
// Blt the (hopefully) blue square to the screen. But first,
// reset our transform on 'hdcScreen' the lazy way:
ReleaseDC(hwnd, hdcScreen);
hdcScreen = GetDC(hwnd);
BitBlt(hdcScreen, 0, 0, 50, 50, hdcBitmap, 0, 0, SRCCOPY);
ReleaseDC(hwnd, hdcScreen);
// Test two equivalent methods. This should result in two grey
// squares, one on top of the other, each inset by a red circle
// and the text "Ack!".
hdcScreen = GetDC(hwnd);
{
// First:
{
Graphics g(hdcScreen);
SolidBrush fillBrush(Color(128, 128, 128));
g.FillRectangle(&fillBrush, 200, 200, 80, 80);
}
TextOutA(hdcScreen, 220, 230, "Ack!", 4);
{
Graphics g(hdcScreen);
SolidBrush strokeBrush(Color(255, 0, 0));
Pen pen(&strokeBrush, 0);
g.DrawEllipse(&pen, 200, 200, 80, 80);
}
// Second:
{
Graphics g(hdcScreen);
SolidBrush fillBrush(Color(128, 128, 128));
g.FillRectangle(&fillBrush, 200, 300, 80, 80);
HDC hdcNew = g.GetHDC();
ASSERT(hdcNew != NULL);
SetViewportOrgEx(hdcScreen, 220, 230, NULL);
TextOutA(hdcNew, 0, 100, "Ack!", 4);
SetViewportOrgEx(hdcScreen, 0, 0, NULL);
g.ReleaseHDC(hdcNew);
SolidBrush strokeBrush(Color(255, 0, 0));
Pen pen(&strokeBrush, 0);
g.DrawEllipse(&pen, 200, 300, 80, 80);
}
}
ReleaseDC(hwnd, hdcScreen);
}
VOID TestRegionExcludeClip(Graphics *g)
{
Gdiplus::Status status;
RectF rect(100, 100, 500, 500);
Gdiplus::Region region(rect);
rect.X = 50; rect.Y = 25; rect.Width = 100; rect.Height = 100;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.X = 250;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.X = 550;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.X = 50; rect.Y = 150; rect.Height = 75;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.X = 550;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.X = 300; rect.Y = 300; rect.Height = 125;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.X = 550; rect.Y = 250; rect.Height = 75;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.Y = 375;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.Y = 550;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.X = 350;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.X = 50;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.Y = 450;
status = region.Exclude(rect);
ASSERT(status == Ok);
rect.Y = 315;
status = region.Exclude(rect);
ASSERT(status == Ok);
// g->SetPageTransform(UnitDisplay, 0.5f);
status = g->SetClip(&region);
ASSERT(status == Ok);
status = g->TranslateClip(-50.0f, -50.0f);
ASSERT(status == Ok);
Gdiplus::SolidBrush b(Gdiplus::Color::Purple);
status = g->FillRectangle(&b, 0, 0, 800, 800);
ASSERT(status == Ok);
g->ResetClip();
// g->SetPageTransform(UnitDisplay, 1.0f);
}
VOID TestRegionXorClip(Graphics *g)
{
Gdiplus::Status status;
PointF bez1[7];
GraphicsPath * pathBez1 = new GraphicsPath();
ASSERT(pathBez1 != NULL);
bez1[0].X = 200; bez1[0].Y = 275;
bez1[1].X = 200; bez1[1].Y = 225;
bez1[2].X = 300; bez1[2].Y = 225;
bez1[3].X = 300; bez1[3].Y = 275;
bez1[4].X = 300; bez1[4].Y = 325;
bez1[5].X = 200; bez1[5].Y = 325;
bez1[6].X = 200; bez1[6].Y = 275;
status = pathBez1->AddBeziers(bez1, 7);
ASSERT(status == Ok);
PointF bez2[7];
GraphicsPath * pathBez2 = new GraphicsPath();
ASSERT(pathBez2 != NULL);
bez2[0].X = 50; bez2[0].Y = 250;
bez2[1].X = 50; bez2[1].Y = 0;
bez2[2].X = 450; bez2[2].Y = 0;
bez2[3].X = 450; bez2[3].Y = 250;
bez2[4].X = 450; bez2[4].Y = 500;
bez2[5].X = 50; bez2[5].Y = 500;
bez2[6].X = 50; bez2[6].Y = 250;
status = pathBez2->AddBeziers(bez2, 7);
ASSERT(status == Ok);
PointF star[10];
GraphicsPath * pathStar = new GraphicsPath();
ASSERT(pathStar != NULL);
star[0].X = 12; star[0].Y = 192;
star[1].X = 193; star[1].Y = 192;
star[2].X = 250; star[2].Y = 20;
star[3].X = 306; star[3].Y = 192;
star[4].X = 487; star[4].Y = 192;
star[5].X = 340; star[5].Y = 299;
star[6].X = 396; star[6].Y = 472;
star[7].X = 250; star[7].Y = 365;
star[8].X = 103; star[8].Y = 472;
star[9].X = 159; star[9].Y = 299;
status = pathStar->AddPolygon(star, 10);
ASSERT(status == Ok);
RectF regionRect(100, 100, 300, 300);
Gdiplus::Region region(pathStar);
status = region.Xor(regionRect);
ASSERT(status == Ok);
status = region.Union(pathBez1);
ASSERT(status == Ok);
status = region.Xor(pathBez2);
ASSERT(status == Ok);
UINT regionDataSize = region.GetDataSize();
BYTE * regionData = new BYTE[regionDataSize];
ASSERT(regionData);
region.GetData(regionData, regionDataSize, &regionDataSize);
Gdiplus::Region region2(regionData, regionDataSize);
delete [] regionData;
status = g->SetClip(&region2);
ASSERT(status == Ok);
PointF pointsRect[4];
pointsRect[0].X = 0;
pointsRect[0].Y = 0;
pointsRect[1].X = 600;
pointsRect[1].Y = 0;
pointsRect[2].X = 600;
pointsRect[2].Y = 600;
pointsRect[3].X = 0;
pointsRect[3].Y = 600;
Gdiplus::SolidBrush alphaBrush(Color(128, 0, 255, 0));
status = g->FillPolygon(&alphaBrush, pointsRect, 4);
ASSERT(status == Ok);
g->ResetClip();
delete pathStar;
delete pathBez1;
delete pathBez2;
}
/**************************************************************************\
* TestImaging
*
* A test for imaging and DrawImage.
*
\**************************************************************************/
VOID RemapBlackAndWhiteMatrix(ColorMatrix *matrix, Color replaceBlack, Color replaceWhite)
{
// Normalize the colors to 1.0.
REAL normBlackRed = ((REAL)replaceBlack.GetRed() )/(REAL)255.0;
REAL normBlackGreen = ((REAL)replaceBlack.GetGreen())/(REAL)255.0;
REAL normBlackBlue = ((REAL)replaceBlack.GetBlue() )/(REAL)255.0;
REAL normBlackAlpha = ((REAL)replaceBlack.GetAlpha())/(REAL)255.0;
REAL normWhiteRed = ((REAL)replaceWhite.GetRed() )/(REAL)255.0;
REAL normWhiteGreen = ((REAL)replaceWhite.GetGreen())/(REAL)255.0;
REAL normWhiteBlue = ((REAL)replaceWhite.GetBlue() )/(REAL)255.0;
REAL normWhiteAlpha = ((REAL)replaceWhite.GetAlpha())/(REAL)255.0;
// Setup a matrix that will map white to transparent black and
// black to the specified color.
//
// | -B -B -B -B 0 |
// | r g b a |
// | |
// | W W W W 0 |
// | r g b a |
// | |
// | 0 0 0 0 0 |
// | |
// | |
// | 0 0 0 0 0 |
// | |
// | |
// | B B B B 1 |
// | r g b a |
memset(matrix, 0, sizeof(ColorMatrix));
matrix->m[0][0] = -normBlackRed;
matrix->m[0][1] = -normBlackGreen;
matrix->m[0][2] = -normBlackBlue;
matrix->m[0][3] = -normBlackAlpha;
matrix->m[1][0] = normWhiteRed;
matrix->m[1][1] = normWhiteGreen;
matrix->m[1][2] = normWhiteBlue;
matrix->m[1][3] = normWhiteAlpha;
matrix->m[4][0] = normBlackRed;
matrix->m[4][1] = normBlackGreen;
matrix->m[4][2] = normBlackBlue;
matrix->m[4][3] = normBlackAlpha;
matrix->m[4][4] = 1.0;
}
VOID NextDestRect(INT xRef, INT yRef, Rect *rect)
{
rect->Y += rect->Height;
if (rect->Y >= (yRef + (4 * rect->Height)))
{
rect->X += rect->Width;
rect->Y = yRef;
}
}
BOOL CALLBACK MyDrawImageAbort(VOID* data)
{
UINT *count = (UINT*) data;
*count += 1;
//LBprintf("MyDrawImageAbort: %ld", *count);
return FALSE;
}
VOID TestImaging(Graphics* g)
{
// Load bmp files.
WCHAR *filename = L"winnt256.bmp";
Image *image = new Image(filename);
// Get information on the image.
UINT imageWidth = image->GetWidth();
UINT imageHeight = image->GetHeight();
// Source clip but preserve aspect ratio (destination is a square).
if (imageWidth < imageHeight)
{
imageWidth = (INT) ((REAL)imageWidth * (REAL).7);
imageHeight = imageWidth;
}
else
{
imageHeight = (INT) ((REAL)imageHeight * (REAL).7);
imageWidth = imageHeight;
}
// Try to save thumbnail
WCHAR *thumbfile = L"thumb256.bmp";
CLSID _BmpCodecClsID_ =
{
0x557cf400,
0x1a04,
0x11d3,
{0x9a, 0x73, 0x00, 0x00, 0xf8, 0x1e, 0xf3, 0x2e}
};
UINT abortCount = 0;
ImageAttributes imgAttrib;
Rect destRect(50, 10, 100, 100);
// Make near-white to white transparent
#ifdef TESTOUTCROP
g->DrawImage(image, destRect, -20, -20, imageOutCrop.Width+20, imageOutCrop.Height+20,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
#else
Color c1(200, 200, 200);
Color c2(255, 255, 255);
imgAttrib.SetColorKey(c2, c2);
g->DrawImage(image, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
#endif
NextDestRect(50, 10, &destRect);
ColorMatrix greyMatrix = {.25, .25, .25, 0, 0,
.25, .25, .25, 0, 0,
.25, .25, .25, 0, 0,
0, 0, 0, 1, 0,
(REAL).1, (REAL).1, (REAL).1, 0, 1};
imgAttrib.ClearColorKey();
imgAttrib.SetColorMatrix(&greyMatrix);
g->DrawImage(image, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
ColorMatrix pinkMatrix = {(REAL).33, .25, .25, 0, 0,
(REAL).33, .25, .25, 0, 0,
(REAL).33, .25, .25, 0, 0,
0, 0, 0, 1, 0,
0, 0, 0, 0, 1};
imgAttrib.SetColorMatrix(&pinkMatrix, ColorMatrixFlagsSkipGrays);
g->DrawImage(image, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
ColorMatrix darkMatrix = {.75, 0, 0, 0, 0,
0, .75, 0, 0, 0,
0, 0, .75, 0, 0,
0, 0, 0, 1, 0,
0, 0, 0, 0, 1};
imgAttrib.SetColorMatrix(&darkMatrix);
g->DrawImage(image, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
imgAttrib.ClearColorMatrix();
imgAttrib.SetGamma(3.0);
g->DrawImage(image, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
imgAttrib.SetThreshold(0.5);
g->DrawImage(image, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
// red->blue, green->red, blue->green, alpha = 0.75
ColorMatrix swapMatrix = {0, 0, 1, 0, 0,
1, 0, 0, 0, 0,
0, 1, 0, 0, 0,
0, 0, 0, .75, 0,
0, 0, 0, 0, 1};
imgAttrib.SetColorMatrix(&swapMatrix);
imgAttrib.ClearGamma();
imgAttrib.ClearThreshold();
g->DrawImage(image, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
// red->blue, green->red, blue->green, alpha = 0.9
ColorMatrix swapMatrix2 = {0, 0, 1, 0, 0,
1, 0, 0, 0, 0,
0, 1, 0, 0, 0,
0, 0, 0, 0, 0,
0, 0, 0, (REAL).9, 1};
imgAttrib.SetNoOp();
imgAttrib.SetColorMatrix(&swapMatrix2);
g->DrawImage(image, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
imgAttrib.ClearNoOp();
g->DrawImage(image, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
{
Bitmap* bitmap = new Bitmap(imageWidth, imageHeight, g);
if (bitmap)
{
Graphics *bitmapGraphics = Graphics::FromImage(bitmap);
if (bitmapGraphics)
{
imgAttrib.ClearNoOp();
imgAttrib.ClearColorMatrix();
imgAttrib.ClearColorKey();
imgAttrib.ClearGamma();
imgAttrib.SetThreshold(0.5);
Rect rect(0, 0, imageWidth, imageHeight);
bitmapGraphics->DrawImage(image, rect,
0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
delete bitmapGraphics;
}
else
LBprintf("TestImaging: graphics from image");
imgAttrib.ClearThreshold();
ColorMatrix remapBlackAndWhite;
RemapBlackAndWhiteMatrix(&remapBlackAndWhite, Gdiplus::Color::Maroon, 0);
imgAttrib.SetColorMatrix(&remapBlackAndWhite);
g->DrawImage(bitmap, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
RemapBlackAndWhiteMatrix(&remapBlackAndWhite, 0, Gdiplus::Color::Green);
imgAttrib.SetColorMatrix(&remapBlackAndWhite);
g->DrawImage(bitmap, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
Color blackRemap(128, 0xff, 0x00, 0x00);
Color whiteRemap(128, 0x00, 0xff, 0x00);
RemapBlackAndWhiteMatrix(&remapBlackAndWhite, blackRemap, whiteRemap);
imgAttrib.SetColorMatrix(&remapBlackAndWhite);
g->DrawImage(bitmap, destRect, 0, 0, imageWidth, imageHeight,
UnitPixel, &imgAttrib,
MyDrawImageAbort, (VOID*)&abortCount);
NextDestRect(50, 10, &destRect);
delete bitmap;
}
else
LBprintf("TestImaging: bitmap creation failed");
}
g->Flush();
delete image;
}
VOID TestBitmapGraphics(Graphics* g)
{
INT bitmapSize = 500;
WCHAR *filename = L"../data/apple1.png";
Bitmap *bitmap = new Bitmap(filename);
UINT imageWidth = bitmap->GetWidth();
UINT imageHeight = bitmap->GetHeight();
Graphics *bitmapGraphics = Graphics::FromImage(bitmap);
if ((!bitmapGraphics) || (bitmapGraphics->GetLastStatus() != Ok))
LBprintf("Bitmap.GetGraphics() failed");
TestRegionExcludeClip(bitmapGraphics);
TestRegionXorClip(bitmapGraphics);
TestContainerClip(bitmapGraphics);
TestContainer(bitmapGraphics);
TestPolygons(bitmapGraphics);
TestPaths(bitmapGraphics);
TestRegions(bitmapGraphics);
TestGradients(bitmapGraphics);
TestHatches(bitmapGraphics);
TestBitmaps(bitmapGraphics);
TestPrimitives(bitmapGraphics);
TestMixedObjects(bitmapGraphics);
TestTexts(bitmapGraphics);
TestImaging(bitmapGraphics);
HDC hdc = bitmapGraphics->GetHDC();
if (!hdc)
LBprintf("Graphics.GetHdc() failed");
LPSTR testString = "Hello, Boo-Boo!";
TextOutA(hdc, 20, 20, testString, strlen(testString));
SetBkMode(hdc, TRANSPARENT);
TextOutA(hdc, 20, 200, testString, strlen(testString));
bitmapGraphics->ReleaseHDC(hdc);
delete bitmapGraphics;
Rect destRect(100, 100, imageWidth, imageHeight);
g->DrawImage(bitmap, destRect, 0, 0, imageWidth, imageHeight, UnitPixel);
delete bitmap;
}
VOID TestWmfs(Graphics *g)
{
GraphicsState s = g->Save();
Metafile * playback = new Metafile(L"Globe.wmf");
// Metafile * playback = new Metafile(L"..\\data\\Flower.wmf");
// Metafile * playback = new Metafile(L"..\\\\radt\\vbssdb\\VbTests\\shadow\\WFCClientRuntime\\Libs\\WFCTestLib\\Util\\Images\\Flower.wmf");
g->SetPageUnit(UnitInch);
g->SetPageScale(1.0f);
g->DrawImage(playback, 0.5f, 0.5f, 4.0f, 4.0f);
delete playback;
g->Restore(s);
}
Matrix * GetTransformFromHdc(HDC hdc);
VOID TestMetaGetDC(Graphics *g, HWND hwnd)
{
{
GpRectF frameRect(0, 0, 100, 100);
HDC hDC = GetDC ( hwnd );
Gdiplus::Metafile emf ( L"test1.emf", hDC, frameRect, Gdiplus::MetafileFrameUnitPixel );
ReleaseDC(hwnd, hDC);
{
Gdiplus::Graphics graphics ( &emf );
HDC gDC = graphics.GetHDC ();
SetWindowOrgEx(gDC, 100, 100, NULL);
Matrix * m = GetTransformFromHdc(gDC);
graphics.ReleaseHDC ( gDC );
graphics.SetTransform(m);
delete m;
Gdiplus::Pen p ( Gdiplus::Color::Black, 1);
graphics.DrawRectangle ( &p, 100, 100, 100, 100 );
graphics.SetRenderingOrigin(10,3);
gDC = graphics.GetHDC ();
HBRUSH brush = CreateSolidBrush ( 0x00FF00 );
HBRUSH prev = ( HBRUSH ) SelectObject ( gDC, brush );
ExtFloodFill(gDC, 170, 170, 0xffffff, FLOODFILLSURFACE);
SelectObject ( gDC, prev );
DeleteObject ( brush );
graphics.ReleaseHDC ( gDC );
}
}
Gdiplus::Metafile emf ( L"test1.emf" );
g->DrawImage ( &emf, 10, 10 );
}
#define LTOF(x) (static_cast<REAL>(x))
Matrix * GetTransformFromHdc(HDC hdc)
{
POINT points[3];
PointF destPoints[3];
RectF srcRect;
RectF destRect;
// It would take a lot of time to call all the Win32 APIs to query
// the transform: we would minimally have to call GetMapMode,
// GetWindowOrgEx, and GetViewportOrgEx; and maximally also have to
// call GetWorldTransform, GetViewportExtEx, and GetWindowExtEx.
//
// We cheat a little by making a single call to LPtoDP with a
// parallelogram, and then inferring the result. Note that we do
// run the risk of some error, and on Win9x of overflow, since Win9x
// only supports 16-bit coordinates. To counteract this, we try to
// choose large values that won't overflow.
points[0].x = 0;
points[0].y = 0;
points[1].x = 8192;
points[1].y = 0;
points[2].x = 0;
points[2].y = 8192;
if (!LPtoDP(hdc, points, 3))
{
return NULL;
}
srcRect.X = 0.0f;
srcRect.Y = 0.0f;
srcRect.Width = 8192.0f;
srcRect.Height = 8192.0f;
destPoints[0].X = LTOF(points[0].x);
destPoints[0].Y = LTOF(points[0].y);
destPoints[1].X = LTOF(points[1].x);
destPoints[1].Y = LTOF(points[1].y);
destPoints[2].X = LTOF(points[2].x);
destPoints[2].Y = LTOF(points[2].y);
return new Matrix(srcRect, destPoints);
}
VOID TestLineWithTexture(Graphics *g)
{
Bitmap andrew(L"Gio.jpg");
TextureBrush textureBrush(&andrew, WrapModeTile);
Pen pen(&textureBrush, 40.0);
pen.SetLineJoin(LineJoinMiter);
PointF spiralPoints[12] = {
PointF(540.0f, 550.0f),
PointF(540.0f, 75.0f),
PointF( 60.0f, 75.0f),
PointF( 60.0f, 460.0f),
PointF(460.0f, 460.0f),
PointF(460.0f, 140.0f),
PointF(140.0f, 140.0f),
PointF(140.0f, 400.0f),
PointF(380.0f, 400.0f),
PointF(380.0f, 190.0f),
PointF(260.0f, 190.0f),
PointF(260.0f, 350.0f),
};
g->DrawLines(&pen, spiralPoints, 12);
}
VOID TestRotatedLine(Graphics *g)
{
INT i;
SolidBrush blueBrush(Color(128, 0, 0, 255));
Pen pen(&blueBrush, 10.0);
GraphicsState gState = g->Save();
PointF points[3];
pen.SetDashStyle(DashStyleDot);
pen.SetEndCap(LineCapRound);
points[0].X = 200; points[0].Y = 200;
points[1].X = 340; points[1].Y = 200;
points[2].X = 340; points[2].Y = 345;
#define MYDEGREES 45
for (i = 0; i < 360; i += MYDEGREES)
{
g->TranslateTransform(200, 200);
g->RotateTransform(MYDEGREES);
g->TranslateTransform(-200, -200);
g->DrawLines(&pen, points, 3);
g->Flush();
}
g->Restore(gState);
}
/**************************************************************************\
* TestDibsection
*
* This is a quick visual test for verifying that GDI+ properly draws
* to both top-down and bottom-up DIBSections. A red square should
* appear in the upper-left corner of both black squares.
*
\**************************************************************************/
VOID TestDibsection(Graphics *g)
{
BITMAPINFO bmi;
HBITMAP hbm;
HDC hdc;
HDC hdcScreen;
HBITMAP hbmOld;
hdcScreen = g->GetHDC();
hdc = CreateCompatibleDC(hdcScreen);
SolidBrush blackBrush(Color::Black);
SolidBrush redBrush(Color::Red);
//////////////////////////////////////////////////////
// First, create the DIB-section as bottom-up:
RtlZeroMemory(&bmi, sizeof(bmi));
bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
bmi.bmiHeader.biWidth = 31;
bmi.bmiHeader.biHeight = 31;
bmi.bmiHeader.biPlanes = 1;
bmi.bmiHeader.biBitCount = 32;
bmi.bmiHeader.biCompression = BI_RGB;
hbm = CreateDIBSection(hdcScreen, &bmi, DIB_RGB_COLORS, NULL, NULL, 0);
hbmOld = (HBITMAP) SelectObject(hdc, hbm);
{
Graphics bitmap(hdc);
bitmap.FillRectangle(&blackBrush, 0, 0, 31, 31);
bitmap.FillRectangle(&redBrush, 0, 0, 8, 8);
BitBlt(hdcScreen, 0, 0, 31, 31, hdc, 0, 0, SRCCOPY);
}
SelectObject(hdc, hbmOld);
DeleteObject(hbm);
//////////////////////////////////////////////////////
// Now, create the DIB-section as top-down:
bmi.bmiHeader.biHeight = -31;
hbm = CreateDIBSection(hdcScreen, &bmi, DIB_RGB_COLORS, NULL, NULL, 0);
hbmOld = (HBITMAP) SelectObject(hdc, hbm);
{
Graphics bitmap(hdc);
bitmap.FillRectangle(&blackBrush, 0, 0, 31, 31);
bitmap.FillRectangle(&redBrush, 0, 0, 8, 8);
BitBlt(hdcScreen, 40, 0, 31, 31, hdc, 0, 0, SRCCOPY);
}
SelectObject(hdc, hbmOld);
DeleteObject(hbm);
//////////////////////////////////////////////////////
g->ReleaseHDC(hdcScreen);
DeleteObject(hdc);
}
/**************************************************************************\
* TestCompoundLines
*
* A test for compound lines.
*
\**************************************************************************/
VOID TestCompoundLines(Graphics *g)
{
REAL width = 4; // Pen width
PointF points[4];
points[0].X = 100;
points[0].Y = 10;
points[1].X = -50;
points[1].Y = 50;
points[2].X = 150;
points[2].Y = 200;
points[3].X = 200;
points[3].Y = 70;
Color yellowColor(128, 255, 255, 0);
SolidBrush yellowBrush(yellowColor);
GraphicsPath* path = new GraphicsPath(FillModeAlternate);
path->AddBeziers(points, 4);
points[0].X = 260;
points[0].Y = 20;
path->AddLines(points, 1);
Matrix matrix;
matrix.Scale(1.5, 1.5);
matrix.Translate(0, 30);
// If you wanto to flatten the path before rendering,
// Flatten() can be called.
BOOL flattenFirst = FALSE;
if(!flattenFirst)
{
// Don't flatten and keep the original path.
// FillPath or DrawPath will flatten the path automatically
// without modifying the original path.
path->Transform(&matrix);
}
else
{
// Flatten this path. The resultant path is made of line
// segments. The original path information is lost.
path->Flatten(&matrix);
}
Color blackColor(0, 0, 0);
SolidBrush blackBrush(blackColor);
// Set the pen width in inch.
width = 15;
Pen blackPen(&blackBrush, width);
REAL* compoundArray = new REAL[6];
compoundArray[0] = 0.0f;
compoundArray[1] = 0.2f;
compoundArray[2] = 0.4f;
compoundArray[3] = 0.6f;
compoundArray[4] = 0.8f;
compoundArray[5] = 1.0f;
blackPen.SetCompoundArray(&compoundArray[0], 6);
blackPen.SetDashStyle(DashStyleDash);
blackPen.SetStartCap(LineCapDiamondAnchor);
blackPen.SetEndCap(LineCapArrowAnchor);
g->FillPath(&yellowBrush, path);
g->DrawPath(&blackPen, path);
delete path;
}
VOID TestImageSampling(Graphics* g)
{
// Load bmp files.
WCHAR *filename = L"..\\data\\3x3.bmp";
Image *image = new Image(filename);
// Get information on the image.
if (image && (image->GetLastStatus() == Ok))
{
UINT imageWidth = image->GetWidth();
UINT imageHeight = image->GetHeight();
if (image->GetLastStatus() == Ok)
{
if (imageHeight >= 2 && imageWidth >= 2)
{
// Draw the whole image
Rect destRect(50, 10, 100, 100);
g->DrawImage(image, destRect,
0, 0, imageWidth, imageHeight,
UnitPixel);
// Stretch pixel (1, 1)
NextDestRect(50, 10, &destRect);
g->DrawImage(image, destRect,
1, 1, 1, 1,
UnitPixel);
}
else
LBprintf("Image is %ldx%ld, 2x2 image or greater required",
imageWidth, imageHeight);
}
}
else
LBprintf("Failed to load image file %ws", filename);
delete image;
}
VOID TestIcon(Graphics* g)
{
Rect destRect(50, 10, 8, 8);
// Load bmp files.
//WCHAR *filename = L"..\\data\\nyt.ico";
//WCHAR *filename = L"..\\data\\pos.ico";
//WCHAR *filename = L"..\\data\\signl.ico";
WCHAR *filename = L"..\\data\\wbros.ico";
Image *image = new Image(filename);
// Get information on the image.
if (image)
{
if (image->GetLastStatus() == Ok)
{
UINT imageWidth = image->GetWidth();
UINT imageHeight = image->GetHeight();
if (image->GetLastStatus() == Ok)
{
LBprintf("icon size: %ld x %ld", imageWidth, imageHeight);
g->DrawImage(image, destRect);
g->Flush();
NextDestRect(50, 10, &destRect);
destRect.Width = 12;
destRect.Height = 12;
g->DrawImage(image, destRect);
g->Flush();
NextDestRect(50, 10, &destRect);
destRect.Width = 16;
destRect.Height = 16;
g->DrawImage(image, destRect);
g->Flush();
NextDestRect(50, 10, &destRect);
destRect.Width = 24;
destRect.Height = 24;
g->DrawImage(image, destRect);
g->Flush();
NextDestRect(50, 10, &destRect);
destRect.Width = 32;
destRect.Height = 32;
g->DrawImage(image, destRect);
g->Flush();
NextDestRect(50, 10, &destRect);
destRect.Width = 48;
destRect.Height = 48;
g->DrawImage(image, destRect,
0, 0, imageWidth, imageHeight,
UnitPixel
);
g->Flush();
NextDestRect(50, 10, &destRect);
destRect.Width = 64;
destRect.Height = 64;
g->DrawImage(image, destRect,
0, 0, imageWidth, imageHeight,
UnitPixel
);
g->Flush();
}
else
LBprintf("Failed to get image width/height");
}
delete image;
}
else
LBprintf("Failed to load image file %ws", filename);
HICON hicon = LoadIcon(NULL, IDI_ERROR);
if (hicon)
{
Bitmap *icon = new Bitmap(hicon);
if (icon)
{
NextDestRect(50, 10, &destRect);
destRect.Width = 32;
destRect.Height = 32;
g->DrawImage(icon, destRect);
delete icon;
}
else
LBprintf("Failed to create Bitmap from HICON");
WCHAR *iconfile = L"..\\data\\pos.ico";
Bitmap* bitmap = new Bitmap(iconfile);
if (bitmap)
{
HDC hdc = g->GetHDC();
if (hdc)
{
HICON hicon2;
if (bitmap->GetHICON(&hicon2) == Ok)
{
DrawIcon(hdc, 100, 100, hicon2);
DestroyIcon(hicon2);
}
else
LBprintf("Bitmap::GetHICON failed");
g->ReleaseHDC(hdc);
}
delete bitmap;
}
else
LBprintf("Failed to load %ws", iconfile);
DestroyIcon(hicon);
}
else
LBprintf("Failed to load Win32 icon IDI_ERROR");
}
VOID TestTextToMetafile(Graphics *g, HDC hdc)
{
FontFamily ff(L"Arial");
RectF rectf(20, 0, 300, 200);
Font font(&ff, 20, FontStyleBold, UnitPixel);
SolidBrush brush(Color(128, 100, 0, 200));
g->DrawString(L"The quick brown fox jumped over the lazy dog", -1,
&font, rectf, NULL, &brush);
g->Flush();
Metafile metaFile(L"Text.emf", hdc);
{
Graphics gMeta(&metaFile);
gMeta.DrawString(L"ABCDEFG", 7,
&font, rectf, NULL, &brush);
}
g->DrawImage(&metaFile, 100, 100);
g->Flush();
}
VOID TestCmykSeparation(Graphics *g)
{
HINSTANCE hinst = GetModuleHandle(NULL);
if (hinst)
{
Bitmap *bitmap = new Bitmap(hinst, MAKEINTRESOURCE(IDB_BITMAPCMYKTEST));
// Get information on the bitmap.
if (bitmap)
{
if (bitmap->GetLastStatus() == Ok)
{
UINT width = bitmap->GetWidth();
UINT height = bitmap->GetHeight();
if (bitmap->GetLastStatus() == Ok)
{
Rect destRect(150, 10, 100, 100);
ImageAttributes imgAttrib;
imgAttrib.SetOutputChannelColorProfile(L"..\\data\\mswopallp8.icm");
imgAttrib.SetOutputChannel(ColorChannelFlagsC);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannel(ColorChannelFlagsM);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannel(ColorChannelFlagsY);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannel(ColorChannelFlagsK);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannelColorProfile(L"..\\data\\mswopintent.icm");
imgAttrib.SetOutputChannel(ColorChannelFlagsC);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannel(ColorChannelFlagsM);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannel(ColorChannelFlagsY);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannel(ColorChannelFlagsK);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.ClearOutputChannelColorProfile();
imgAttrib.SetOutputChannel(ColorChannelFlagsC);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannel(ColorChannelFlagsM);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannel(ColorChannelFlagsY);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.SetOutputChannel(ColorChannelFlagsK);
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
imgAttrib.ClearOutputChannel();
g->DrawImage(bitmap, destRect,
0, 0, width, height,
UnitPixel, &imgAttrib);
NextDestRect(150, 10, &destRect);
}
}
delete bitmap;
}
else
LBprintf("Failed to bitmap resource");
}
else
LBprintf("Failed to get module handle");
}
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