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gtk3-tqt-engine
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Activate lines and polylines

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pull/1/head
Timothy Pearson 12 years ago
parent c2a1262df8
commit 2e57d2cf81
2 changed files with 121 additions and 35 deletions
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92
tdegtk/tqtcairopainter.cpp
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@ -384,6 +384,8 @@ bool TQt3CairoPaintDevice::cmd( int c, TQPainter *pt, TQPDevCmdParam *p )
double x;
double y;
double x2;
double y2;
double width;
double height;
@ -393,13 +395,16 @@ bool TQt3CairoPaintDevice::cmd( int c, TQPainter *pt, TQPDevCmdParam *p )
// Convert data types
if (p) {
// if ((c == PdcDrawPoint) || (c == PdcMoveTo) || (c == PdcLineTo) || (c == PdcSetBrushOrigin)) {
// qt4point1 = QPoint(p[0].point->x(), p[0].point->y());
// }
// if (c == PdcDrawLine) {
// qt4point1 = QPoint(p[0].point->x(), p[0].point->y());
// qt4point2 = QPoint(p[1].point->x(), p[1].point->y());
// }
if ((c == PdcDrawPoint) || (c == PdcMoveTo) || (c == PdcLineTo) || (c == PdcSetBrushOrigin)) {
x = p[0].point->x();
y = p[0].point->y();
}
if (c == PdcDrawLine) {
x = p[0].point->x();
y = p[0].point->y();
x2 = p[1].point->x();
y2 = p[1].point->y();
}
// if ((c == PdcDrawPolyline) || (c == PdcDrawPolygon) || (c == PdcDrawLineSegments) || (c == PdcDrawCubicBezier)) {
// TQPointArray qt3parray = *p[0].ptarr;
// qt4polygon.resize(qt3parray.count());
@ -420,24 +425,52 @@ bool TQt3CairoPaintDevice::cmd( int c, TQPainter *pt, TQPDevCmdParam *p )
switch ( c ) { // exec cmd
case PdcNOP:
break;
#if 0
case PdcDrawPoint:
m_qt4painter->drawPoint( qt4point1 );
if (m_painter) {
cairo_save(m_painter);
if (m_pen.style() != TQPen::NoPen) {
cairo_move_to(m_painter, x+CAIRO_PIXEL_OFFSET, y+CAIRO_PIXEL_OFFSET);
cairo_line_to(m_painter, x+CAIRO_PIXEL_OFFSET, y+CAIRO_PIXEL_OFFSET);
updatePen(FALSE);
cairo_set_line_cap(m_painter, CAIRO_LINE_CAP_ROUND);
cairo_stroke(m_painter);
}
cairo_restore(m_painter);
}
break;
case PdcMoveTo:
curPt = qt4point1;
if (m_painter) {
cairo_save(m_painter);
if (m_pen.style() != TQPen::NoPen) {
cairo_move_to(m_painter, x+CAIRO_PIXEL_OFFSET, y+CAIRO_PIXEL_OFFSET);
}
cairo_restore(m_painter);
}
break;
case PdcLineTo:
prevPt = curPt;
curPt = qt4point1;
m_qt4painter->drawLine( prevPt, curPt );
if (m_painter) {
cairo_save(m_painter);
if (m_pen.style() != TQPen::NoPen) {
cairo_line_to(m_painter, x2+CAIRO_PIXEL_OFFSET, y2+CAIRO_PIXEL_OFFSET);
dualStrokePen();
}
cairo_restore(m_painter);
}
break;
case PdcDrawLine:
m_qt4painter->drawLine( qt4point1, qt4point2 );
if (m_painter) {
cairo_save(m_painter);
if (m_pen.style() != TQPen::NoPen) {
cairo_move_to(m_painter, x+CAIRO_PIXEL_OFFSET, y+CAIRO_PIXEL_OFFSET);
cairo_line_to(m_painter, x2+CAIRO_PIXEL_OFFSET, y2+CAIRO_PIXEL_OFFSET);
dualStrokePen();
}
cairo_restore(m_painter);
}
break;
#endif
case PdcDrawRect:
if (m_painter) {
cairo_save(m_painter);
if (m_pen.style() != TQPen::NoPen) {
cairo_rectangle(m_painter, x+CAIRO_PIXEL_OFFSET, y+CAIRO_PIXEL_OFFSET, width, height);
dualStrokePen();
@ -447,6 +480,7 @@ bool TQt3CairoPaintDevice::cmd( int c, TQPainter *pt, TQPDevCmdParam *p )
cairo_rectangle(m_painter, x+line_width+CAIRO_PIXEL_OFFSET, y+line_width+CAIRO_PIXEL_OFFSET, width-(line_width*2), height-(line_width*2));
dualStrokeBrush();
}
cairo_restore(m_painter);
}
else {
#if defined(QT_CHECK_RANGE)
@ -476,9 +510,35 @@ bool TQt3CairoPaintDevice::cmd( int c, TQPainter *pt, TQPDevCmdParam *p )
lineCount = (count == -1) ? (qt4polygon.size() - index) / 2 : count;
m_qt4painter->drawLines(qt4polygon.constData() + index * 2, lineCount);
break;
#endif
case PdcDrawPolyline:
m_qt4painter->drawPolyline( qt4polygon );
if (m_painter) {
cairo_save(m_painter);
if (p) {
const TQPointArray* pointarray = p[0].ptarr;
if (pointarray) {
int x;
int y;
bool first=true;
for (i=0;i<pointarray->count();i++) {
pointarray->point(i, &x, &y );
if (first) {
cairo_move_to(m_painter, x+CAIRO_PIXEL_OFFSET, y+CAIRO_PIXEL_OFFSET);
first = false;
}
else {
cairo_line_to(m_painter, x+CAIRO_PIXEL_OFFSET, y+CAIRO_PIXEL_OFFSET);
}
}
if (m_pen.style() != TQPen::NoPen) {
dualStrokePen();
}
}
}
cairo_restore(m_painter);
}
break;
#if 0
case PdcDrawPolygon:
m_qt4painter->drawPolygon( qt4polygon, (p[1].ival == 0)?Qt::OddEvenFill:Qt::WindingFill );
break;

64
tests/test-painter.cpp
Unescape View File

@ -11,7 +11,7 @@ main (int argc, char *argv[])
cairo_surface_t *surface;
cairo_t *cr;
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 120, 120);
surface = cairo_image_surface_create (CAIRO_FORMAT_ARGB32, 500, 500);
// cr = cairo_create (surface);
// /* Examples are in 1.0 x 1.0 coordinate space */
@ -28,24 +28,50 @@ main (int argc, char *argv[])
TQt3CairoPaintDevice pd(surface);
TQPainter p(&pd);
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
TQBrush brush2( TQt::green, TQBrush::SolidPattern ); // green pattern
p.setBrush( brush2 ); // set the yellow 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( 50,50, 180,80 ); // draw filled rectangle
// 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
TQBrush brush2( TQt::green, TQBrush::SolidPattern ); // green pattern
p.setBrush( brush2 ); // set the yellow 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);
}
// Point tests
{
p.setPen( TQt::green ); // set green pen, 0 pixel width
p.drawPoint(135,135);
}
// Polyline tests
{
TQPointArray a;
int x1 = 200;
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);
}
p.end();

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