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example: add zero elgnth dash samples
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This commit is contained in:
Hermet Park 2025-06-24 15:25:54 +02:00
parent 83950dafe7
commit 05e4c3e4eb
1 changed files with 38 additions and 5 deletions
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43
examples/StrokeLine.cpp
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@ -32,7 +32,7 @@ struct UserExample : tvgexam::Example
{ {
if (!canvas) return false; if (!canvas) return false;
//Test for StrokeJoin & StrokeCap //StrokeJoin & StrokeCap
auto shape1 = tvg::Shape::gen(); auto shape1 = tvg::Shape::gen();
shape1->moveTo( 20, 50); shape1->moveTo( 20, 50);
shape1->lineTo(250, 50); shape1->lineTo(250, 50);
@ -69,7 +69,7 @@ struct UserExample : tvgexam::Example
shape3->strokeCap(tvg::StrokeCap::Butt); shape3->strokeCap(tvg::StrokeCap::Butt);
canvas->push(shape3); canvas->push(shape3);
//Test for Stroke Dash //Stroke Dash
auto shape4 = tvg::Shape::gen(); auto shape4 = tvg::Shape::gen();
shape4->moveTo( 20, 230); shape4->moveTo( 20, 230);
shape4->lineTo(250, 230); shape4->lineTo(250, 230);
@ -115,7 +115,7 @@ struct UserExample : tvgexam::Example
shape6->strokeDash(dashPattern3, 6); shape6->strokeDash(dashPattern3, 6);
canvas->push(shape6); canvas->push(shape6);
//For a comparison with shapes 10-12 //Closed Shape Stroke
auto shape7 = tvg::Shape::gen(); auto shape7 = tvg::Shape::gen();
shape7->moveTo(70, 440); shape7->moveTo(70, 440);
shape7->lineTo(230, 440); shape7->lineTo(230, 440);
@ -149,7 +149,7 @@ struct UserExample : tvgexam::Example
shape9->strokeCap(tvg::StrokeCap::Butt); shape9->strokeCap(tvg::StrokeCap::Butt);
canvas->push(shape9); canvas->push(shape9);
//Test for Stroke Dash for Circle and Rect //Stroke Dash for Circle and Rect
auto shape10 = tvg::Shape::gen(); auto shape10 = tvg::Shape::gen();
shape10->appendCircle(70, 700, 20, 60); shape10->appendCircle(70, 700, 20, 60);
shape10->appendRect(130, 650, 100, 80); shape10->appendRect(130, 650, 100, 80);
@ -180,6 +180,39 @@ struct UserExample : tvgexam::Example
shape12->strokeDash(dashPattern3, 6); shape12->strokeDash(dashPattern3, 6);
canvas->push(shape12); canvas->push(shape12);
//Zero length Dashes
float dashPattern[] = {0, 20};
auto shape13 = tvg::Shape::gen();
shape13->appendCircle(70, 850, 20, 60);
shape13->appendRect(130, 800, 100, 80);
shape13->strokeFill(255, 0, 0);
shape13->strokeWidth(5);
shape13->strokeDash(dashPattern, 2);
shape13->strokeJoin(tvg::StrokeJoin::Round);
shape13->strokeCap(tvg::StrokeCap::Round);
canvas->push(shape13);
auto shape14 = tvg::Shape::gen();
shape14->appendCircle(320, 850, 20, 60);
shape14->appendRect(380, 800, 100, 80);
shape14->strokeFill(255, 255, 0);
shape14->strokeWidth(5);
shape14->strokeDash(dashPattern, 2);
shape14->strokeJoin(tvg::StrokeJoin::Bevel);
shape14->strokeCap(tvg::StrokeCap::Square);
canvas->push(shape14);
auto shape15 = tvg::Shape::gen();
shape15->appendCircle(570, 850, 20, 60);
shape15->appendRect(630, 800, 100, 80);
shape15->strokeFill(0, 255, 0);
shape15->strokeWidth(5);
shape15->strokeDash(dashPattern, 2);
shape15->strokeJoin(tvg::StrokeJoin::Miter);
shape15->strokeCap(tvg::StrokeCap::Butt); //butt has no cap expansions, so no visible
canvas->push(shape15);
return true; return true;
} }
}; };
@ -191,5 +224,5 @@ struct UserExample : tvgexam::Example
int main(int argc, char **argv) int main(int argc, char **argv)
{ {
return tvgexam::main(new UserExample, argc, argv); return tvgexam::main(new UserExample, argc, argv, false, 800, 960);
} }