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DemoRunner: Add a test for shapes drawn directly in a graphics context

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Also expanded the lines test to include a line with a given thickness
This commit is contained in:
Anthony Nicholls 2024-08-07 14:30:10 +01:00
parent 25ee1b9e68
commit 49ed0f022d
1 changed files with 47 additions and 2 deletions
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49
examples/GUI/GraphicsDemo.h
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@ -573,10 +573,54 @@ public:
g.drawLine (positions[4].getValue() * w,
positions[5].getValue() * h,
positions[6].getValue() * w,
positions[7].getValue() * h);
positions[7].getValue() * h,
10.0f * thickness.getValue());
}
SlowerBouncingNumber offset, positions[8];
SlowerBouncingNumber offset, positions[8], thickness;
};
//==============================================================================
class ShapesDemo final : public GraphicsDemoBase
{
public:
explicit ShapesDemo (ControllersComponent& cc)
: GraphicsDemoBase (cc, "Shapes")
{}
void drawDemo (Graphics& g) override
{
auto bounds = getLocalBounds().toFloat();
const auto rowHeight = bounds.getHeight() / 2.0f;
const auto spacing = 5.0f;
const auto drawShapes = [&] (auto area)
{
const auto lineThickness = thickness.getValue() * 25.0f;
const auto cornerSize = 15.0f;
const auto shapeWidth = area.getWidth() / 4.0f;
g.drawEllipse (area.removeFromLeft (shapeWidth).reduced (spacing), lineThickness);
g.fillEllipse (area.removeFromLeft (shapeWidth).reduced (spacing));
g.drawRoundedRectangle (area.removeFromLeft (shapeWidth).reduced (spacing), cornerSize, lineThickness);
g.fillRoundedRectangle (area.removeFromLeft (shapeWidth).reduced (spacing), cornerSize);
};
g.addTransform (AffineTransform::translation (-(bounds.getWidth() / 2.0f), -(bounds.getHeight() / 2.0f)).followedBy (getTransform()));
g.setColour (juce::Colours::red.withAlpha (getAlpha()));
drawShapes (bounds.removeFromTop (rowHeight).reduced (spacing));
const auto r = bounds.removeFromTop (rowHeight).reduced (spacing);
g.setGradientFill (juce::ColourGradient (juce::Colours::green, r.getTopLeft(),
juce::Colours::blue, r.getBottomRight(),
false));
g.setOpacity (getAlpha());
drawShapes (r);
}
SlowerBouncingNumber thickness;
};
//==============================================================================
@ -646,6 +690,7 @@ public:
demos.add (new GlyphsDemo (controls));
demos.add (new SVGDemo (controls));
demos.add (new LinesDemo (controls));
demos.add (new ShapesDemo (controls));
addAndMakeVisible (listBox);
listBox.setTitle ("Test List");