Nelze vybrat více než 25 témat
Téma musí začínat písmenem nebo číslem, může obsahovat pomlčky („-“) a může být dlouhé až 35 znaků.
407 řádky
12 KiB
407 řádky
12 KiB
#include <cairo.h>
|
|
|
|
#include <tqpainter.h>
|
|
#include <tqapplication.h>
|
|
#include <tqstyle.h>
|
|
|
|
#include "tqtcairopainter.h"
|
|
|
|
// TQt3 test image only
|
|
#include <tqpixmap.h>
|
|
|
|
void drawColorWheel(TQPainter *p, double scale)
|
|
{
|
|
TQFont f( "times", 18, TQFont::Bold );
|
|
p->setFont( f );
|
|
p->setPen(TQt::black);
|
|
p->setWindow( 0, 0, 500*scale, 500*scale ); // defines coordinate system
|
|
|
|
for ( int i=0; i<36; i++ ) { // draws 36 rotated rectangles
|
|
TQWMatrix matrix;
|
|
matrix.translate( 250.0F*scale, 250.0F*scale ); // move to center
|
|
matrix.shear( 0.0F*scale, 0.3F*scale ); // twist it
|
|
matrix.rotate( (float)i*10 ); // rotate 0,10,20,.. degrees
|
|
p->setWorldMatrix( matrix ); // use this world matrix
|
|
|
|
TQColor c;
|
|
c.setHsv( i*10, 255, 255 ); // rainbow effect
|
|
p->setBrush( c ); // solid fill with color c
|
|
p->drawRect( 70*scale, -10*scale, 80*scale, 10*scale ); // draw the rectangle
|
|
|
|
TQString n;
|
|
n.sprintf( "H=%d", i*10 );
|
|
p->drawText( (80+70+5)*scale, 0, n ); // draw the hue number
|
|
}
|
|
}
|
|
|
|
void runTests(TQPaintDevice* pd) {
|
|
TQPainter p(pd);
|
|
|
|
// Background
|
|
{
|
|
p.setPen( TQt::NoPen );
|
|
TQBrush brush(TQColor(0,0,0), TQBrush::SolidPattern);
|
|
p.setBrush(brush);
|
|
p.drawRect(0,0,1000,1000);
|
|
}
|
|
|
|
// Rectangle tests
|
|
{
|
|
p.setPen(TQPen(TQt::red, 1));
|
|
p.drawRect(5, 5, 50, 50);
|
|
TQBrush brush( TQt::yellow, TQBrush::DiagCrossPattern ); // yellow pattern
|
|
p.setBrush( brush ); // set the yellow brush
|
|
p.setPen( TQt::NoPen ); // do not draw outline
|
|
p.drawRect( 0,0, 25,25 ); // draw filled rectangle
|
|
p.drawRect( 452,400, 25,25 ); // draw filled rectangle
|
|
TQBrush brush2( TQt::green, TQBrush::SolidPattern ); // green pattern
|
|
p.setBrush( brush2 ); // set the green brush
|
|
p.setPen( TQt::NoPen ); // do not draw outline
|
|
p.drawRect( 40,30, 200,100 ); // draw filled rectangle
|
|
p.setBrush( TQt::NoBrush ); // do not fill
|
|
p.setPen( TQt::blue ); // set blue pen, 0 pixel width
|
|
p.drawRect( 10,10, 30,20 ); // draw rectangle outline
|
|
TQBrush brush3( TQColor(255,128,0), TQBrush::SolidPattern ); // green pattern
|
|
p.setBrush( brush3 ); // set the yellow brush
|
|
p.setPen( TQColor(255,0,255) ); // draw outline
|
|
p.drawRect( 50,40, 180,80 ); // draw filled rectangle
|
|
}
|
|
|
|
// Line tests
|
|
{
|
|
p.setPen( TQt::blue ); // set blue pen, 0 pixel width
|
|
p.drawLine(140,140, 160,160);
|
|
p.setPen( TQt::blue ); // set blue pen, 0 pixel width
|
|
p.drawLine(470,140, 480,160);
|
|
p.setPen( TQt::blue ); // set blue pen, 0 pixel width
|
|
p.drawLine(470,170, 490,170);
|
|
p.setPen( TQPen(TQt::blue, 1) ); // set blue pen, 1 pixel width
|
|
p.drawLine(470,180, 490,180);
|
|
p.setPen( TQPen(TQt::blue, 2) ); // set blue pen, 2 pixel width
|
|
p.drawLine(470,190, 490,190);
|
|
p.setPen( TQPen(TQt::blue, 3) ); // set blue pen, 3 pixel width
|
|
p.drawLine(470,200, 490,200);
|
|
p.setPen( TQPen(TQt::blue, 4) ); // set blue pen, 4 pixel width
|
|
p.drawLine(470,210, 490,210);
|
|
p.setPen( TQPen(TQt::blue, 5) ); // set blue pen, 5 pixel width
|
|
p.drawLine(470,220, 490,220);
|
|
p.setPen( TQPen(TQt::blue, 6) ); // set blue pen, 6 pixel width
|
|
p.drawLine(470,230, 490,230);
|
|
}
|
|
|
|
// Point tests
|
|
{
|
|
p.setPen( TQt::green ); // set green pen, 0 pixel width
|
|
p.drawPoint(135,135);
|
|
}
|
|
|
|
// Polyline tests
|
|
{
|
|
TQPointArray a;
|
|
int x1 = 250;
|
|
int y1 = 10;
|
|
|
|
a.setPoints( 11, x1+0, y1+85, x1+75, y1+75, x1+100, y1+10, x1+125, y1+75, x1+200, y1+85, x1+150, y1+125, x1+160, y1+190, x1+100, y1+150, x1+40, y1+190, x1+50, y1+125, x1+0, y1+85 );
|
|
p.setPen(TQt::red);
|
|
p.drawPolyline(a);
|
|
}
|
|
|
|
// Polyfill tests
|
|
{
|
|
TQPointArray a;
|
|
int x1 = 250;
|
|
int y1 = 200;
|
|
|
|
a.setPoints( 11, x1+0, y1+85, x1+75, y1+75, x1+100, y1+10, x1+125, y1+75, x1+200, y1+85, x1+150, y1+125, x1+160, y1+190, x1+100, y1+150, x1+40, y1+190, x1+50, y1+125, x1+0, y1+85 );
|
|
p.setPen(TQt::blue);
|
|
p.setBrush(TQt::green);
|
|
p.drawPolygon(a);
|
|
}
|
|
|
|
// Rounded rectangle tests
|
|
{
|
|
p.setBrush(TQt::green);
|
|
p.setPen(TQPen(TQt::red, 1));
|
|
p.drawRoundRect(10, 150, 50, 50);
|
|
p.setBrush(TQBrush());
|
|
p.setPen(TQPen(TQt::blue, 1));
|
|
p.drawRoundRect(80, 150, 50, 50);
|
|
p.setBrush(TQt::green);
|
|
p.setPen(TQPen());
|
|
p.drawRoundRect(150, 150, 50, 50);
|
|
}
|
|
|
|
// Ellipse tests
|
|
{
|
|
p.setBrush(TQt::green);
|
|
p.setPen(TQPen(TQt::red, 1));
|
|
p.drawEllipse(10, 220, 50, 50);
|
|
p.setBrush(TQBrush());
|
|
p.setPen(TQPen(TQt::blue, 1));
|
|
p.drawEllipse(80, 220, 50, 50);
|
|
p.setBrush(TQt::green);
|
|
p.setPen(TQPen());
|
|
p.drawEllipse(150, 220, 50, 50);
|
|
}
|
|
|
|
// Arc tests
|
|
{
|
|
p.setBrush(TQBrush());
|
|
p.setPen(TQPen(TQt::yellow, 1));
|
|
p.drawArc(10,10, 70,100, 100*16, 160*16); // draws a "(" arc
|
|
}
|
|
|
|
// Pie tests
|
|
{
|
|
p.setBrush(TQBrush());
|
|
p.setPen(TQPen(TQt::red, 1));
|
|
p.drawPie(250, 400, 200, 100, 45*16, 90*16);
|
|
p.setBrush(TQt::green);
|
|
p.setPen(TQPen(TQt::blue, 1));
|
|
p.drawPie(250, 450, 200, 100, 45*16, 90*16);
|
|
}
|
|
|
|
// Chord tests
|
|
{
|
|
p.setBrush(TQBrush());
|
|
p.setPen(TQPen(TQt::red, 1));
|
|
p.drawChord(100, 400, 200, 100, 45*16, 90*16);
|
|
p.setBrush(TQt::green);
|
|
p.setPen(TQPen(TQt::blue, 1));
|
|
p.drawChord(100, 450, 200, 100, 45*16, 90*16);
|
|
}
|
|
|
|
// Line segment tests
|
|
{
|
|
TQPointArray a;
|
|
int x1 = 10;
|
|
int y1 = 400;
|
|
|
|
a.setPoints( 4, x1+0, y1+85, x1+75, y1+75, x1+0, y1+95, x1+75, y1+85 );
|
|
p.setPen(TQColor(255,128,0));
|
|
p.drawLineSegments(a);
|
|
}
|
|
|
|
// Bezier curve tests
|
|
{
|
|
TQPointArray a;
|
|
int x1 = 100;
|
|
int y1 = 400;
|
|
|
|
a.setPoints( 4, x1+0, y1+85, x1+75, y1+75, x1+0, y1+95, x1+75, y1+85 );
|
|
p.setPen(TQColor(0,128,255));
|
|
p.drawCubicBezier(a);
|
|
}
|
|
|
|
#if 1
|
|
// Pixmap tests
|
|
{
|
|
TQPixmap pixmap("open.png");
|
|
p.drawPixmap(200, 10, pixmap, 0, 0, -1, -1);
|
|
}
|
|
|
|
// Image tests
|
|
{
|
|
TQImage image("open.png");
|
|
p.drawImage(350, 10, image, 0, 0, -1, -1);
|
|
}
|
|
#endif
|
|
|
|
#if 0
|
|
// Font tests
|
|
{
|
|
p.setPen(TQColor(0,128,255));
|
|
|
|
static const char *fonts[] = { "Helvetica", "Courier", "Times", 0 };
|
|
static int sizes[] = { 10, 12, 18, 24, 36, 0 };
|
|
int f = 0;
|
|
int y = 0;
|
|
while ( fonts[f] ) {
|
|
int s = 0;
|
|
while ( sizes[s] ) {
|
|
TQFont font( fonts[f], sizes[s] );
|
|
p.setFont( font );
|
|
TQFontMetrics fm = p.fontMetrics();
|
|
y += fm.ascent();
|
|
p.drawText( 10, y, "TQt3 renders via Cairo!" );
|
|
y += fm.descent();
|
|
s++;
|
|
if (y > 500) {
|
|
break;
|
|
}
|
|
}
|
|
f++;
|
|
if (y > 500) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
//p.setPen(TQColor(255,128,0));
|
|
//p.drawText( TQRect(250, 250, 250, 150), TQt::BreakAnywhere, TQString("TQt3 renders via Cairo!") );
|
|
|
|
//p.setPen(TQColor(255,0,128));
|
|
//p.drawText( TQRect(0, 250, 250, 150), TQt::BreakAnywhere | TQt::AlignCenter, TQString("TQt3 renders via Cairo!") );
|
|
//p.drawText( TQRect(0, 250, 250, 150), TQt::BreakAnywhere | TQt::AlignHCenter | TQt::AlignBottom, TQString("TQt3 renders via Cairo!") );
|
|
}
|
|
#endif
|
|
|
|
// Clipping tests
|
|
{
|
|
p.setBrush(TQBrush(TQt::green));
|
|
p.setPen(TQPen(TQt::blue, 1));
|
|
TQRect boundary(400, 10, 100, 100);
|
|
TQRegion rectRegion(425,35,50,50);
|
|
p.setClipRegion(rectRegion);
|
|
p.fillRect(boundary, TQBrush(TQt::green));
|
|
p.setClipping(false);
|
|
}
|
|
|
|
// Raster operation tests
|
|
{
|
|
p.setRasterOp(TQPainter::XorROP);
|
|
p.setBrush(TQBrush(TQt::white));
|
|
p.setPen(TQPen());
|
|
p.drawRect(325, 275, 50, 50);
|
|
p.setRasterOp(TQPainter::CopyROP);
|
|
}
|
|
|
|
//drawColorWheel(&p, 0.5);
|
|
//drawColorWheel(&p, 1.0);
|
|
|
|
TQColorGroup cg;
|
|
cg.setColor(TQColorGroup::Background, TQColor(128,128,128));
|
|
cg.setColor(TQColorGroup::Foreground, TQColor(0,0,0));
|
|
tqApp->style().drawPrimitive(TQStyle::PE_ExclusiveIndicator, &p, TQRect(400, 400, 16, 16), cg, TQStyle::Style_Down);
|
|
|
|
// Tab bar tab tests
|
|
{
|
|
int currentPage;
|
|
int numPages=3;
|
|
int tabIndex=2;
|
|
|
|
int x = 0;
|
|
int y = 300;
|
|
int width = 50;
|
|
int height = 20;
|
|
|
|
for (currentPage=0;currentPage<numPages;currentPage++) {
|
|
TQRect boundingRect(0, 0, width, height);
|
|
|
|
TQStringList objectTypes;
|
|
objectTypes.append("TQTabBar");
|
|
TQPalette objectPalette = tqApp->palette(objectTypes);
|
|
|
|
TQStyleControlElementData ceData;
|
|
TQStyle::ControlElementFlags elementFlags;
|
|
ceData.widgetObjectTypes = objectTypes;
|
|
ceData.rect = boundingRect;
|
|
|
|
TQTab tqt3Tab;
|
|
tqt3Tab.setIdentifier(currentPage);
|
|
TQStyleOption tabOpt(&tqt3Tab, (TQTab*)NULL);
|
|
|
|
elementFlags = elementFlags | TQStyle::CEF_HasParentWidget;
|
|
ceData.parentWidgetData.widgetObjectTypes.append("TQTabBar");
|
|
|
|
int tab_overlap = tqApp->style().pixelMetric(TQStyle::PM_TabBarTabOverlap);
|
|
x = x + width + tab_overlap;
|
|
|
|
boundingRect = TQRect(x, y, width+(tab_overlap*2), height);
|
|
|
|
ceData.tabBarData.shape = TQTabBar::RoundedAbove;
|
|
ceData.tabBarData.tabCount = numPages;
|
|
ceData.tabBarData.identIndexMap[tqt3Tab.identifier()] = currentPage;
|
|
|
|
TQColorGroup cg = tqApp->palette().active();
|
|
|
|
// Draw tab
|
|
tqApp->style().drawControl(TQStyle::CE_TabBarTab, &p, ceData, elementFlags, boundingRect, cg, ((tabIndex==currentPage)?TQStyle::Style_Selected:TQStyle::Style_Default), tabOpt);
|
|
}
|
|
}
|
|
{
|
|
int currentPage;
|
|
int numPages=3;
|
|
int tabIndex=2;
|
|
|
|
int x = (50*4);
|
|
int y = 325;
|
|
int width = 50;
|
|
int height = 20;
|
|
|
|
for (currentPage=(numPages-1);currentPage>=0;currentPage--) {
|
|
TQRect boundingRect(0, 0, width, height);
|
|
|
|
TQStringList objectTypes;
|
|
objectTypes.append("TQTabBar");
|
|
TQPalette objectPalette = tqApp->palette(objectTypes);
|
|
|
|
TQStyleControlElementData ceData;
|
|
TQStyle::ControlElementFlags elementFlags;
|
|
ceData.widgetObjectTypes = objectTypes;
|
|
ceData.rect = boundingRect;
|
|
|
|
TQTab tqt3Tab;
|
|
tqt3Tab.setIdentifier(currentPage);
|
|
TQStyleOption tabOpt(&tqt3Tab, (TQTab*)NULL);
|
|
|
|
elementFlags = elementFlags | TQStyle::CEF_HasParentWidget;
|
|
ceData.parentWidgetData.widgetObjectTypes.append("TQTabBar");
|
|
|
|
int tab_overlap = tqApp->style().pixelMetric(TQStyle::PM_TabBarTabOverlap);
|
|
x = x - width - tab_overlap;
|
|
|
|
boundingRect = TQRect(x, y, width+(tab_overlap*2), height);
|
|
|
|
ceData.tabBarData.shape = TQTabBar::RoundedAbove;
|
|
ceData.tabBarData.tabCount = numPages;
|
|
ceData.tabBarData.identIndexMap[tqt3Tab.identifier()] = currentPage;
|
|
|
|
TQColorGroup cg = tqApp->palette().active();
|
|
|
|
// Draw tab
|
|
tqApp->style().drawControl(TQStyle::CE_TabBarTab, &p, ceData, elementFlags, boundingRect, cg, ((tabIndex==currentPage)?TQStyle::Style_Selected:TQStyle::Style_Default), tabOpt);
|
|
}
|
|
}
|
|
|
|
p.end();
|
|
}
|
|
|
|
int
|
|
main (int argc, char *argv[])
|
|
{
|
|
cairo_surface_t *surface;
|
|
cairo_t *cr;
|
|
|
|
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 500, 500);
|
|
// cr = cairo_create (surface);
|
|
|
|
// /* Examples are in 1.0 x 1.0 coordinate space */
|
|
// cairo_scale (cr, 120, 120);
|
|
//
|
|
// /* Drawing code goes here */
|
|
// cairo_set_line_width (cr, 0.1);
|
|
// cairo_set_source_rgb (cr, 0, 0, 0);
|
|
// cairo_rectangle (cr, 0.25, 0.25, 0.5, 0.5);
|
|
// cairo_stroke (cr);
|
|
|
|
// Initialize TQApplication required data structures
|
|
new TQApplication(argc, argv, TRUE);
|
|
|
|
TQt3CairoPaintDevice pd(surface);
|
|
runTests(&pd);
|
|
|
|
/* Write output and clean up */
|
|
cairo_surface_write_to_png (surface, "stroke.png");
|
|
// cairo_destroy (cr);
|
|
cairo_surface_destroy (surface);
|
|
|
|
// Render a TQt3 native test image
|
|
TQPixmap pm(500, 500);
|
|
pm.fill(TQt::black);
|
|
runTests(&pm);
|
|
pm.save("tqt3.png", "PNG");
|
|
|
|
return 0;
|
|
}
|
|
|