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LibGfx: Return paint_button() earlier and replace overdrawn rect

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Return StylePainter::paint_button() before color initializations
when possible and replace an overdrawn rect in paint_button_new()
with more explicit shadow lines. Also standardize some comments.
This commit is contained in:
thankyouverycool 2020-06-11 07:02:06 -04:00 • committed by Andreas Kling
parent fea77abcf6
commit 5a71a57435
1 changed files with 14 additions and 12 deletions
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26
Libraries/LibGfx/StylePainter.cpp
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@ -94,24 +94,26 @@ static void paint_button_new(Painter& painter, const IntRect& rect, const Palett
// Base
painter.fill_rect({ 1, 1, rect.width() - 2, rect.height() - 2 }, button_color);
painter.draw_rect({ {}, rect.size() }, shadow_color2);
// Top shadow
painter.draw_line({ 0, 0 }, { rect.width() - 2, 0 }, shadow_color2);
painter.draw_line({ 0, 0 }, { 0, rect.height() - 2 }, shadow_color2);
// Sunken shadow
painter.draw_line({ 1, 1 }, { rect.width() - 2, 1 }, shadow_color1);
painter.draw_line({ 1, 2 }, { 1, rect.height() - 2 }, shadow_color1);
painter.draw_line({ 1, 1 }, { rect.width() - 3, 1 }, shadow_color1);
painter.draw_line({ 1, 2 }, { 1, rect.height() - 3 }, shadow_color1);
// Outer shine
// Outer highlight
painter.draw_line({ 0, rect.height() - 1 }, { rect.width() - 1, rect.height() - 1 }, highlight_color);
painter.draw_line({ rect.width() - 1, 0 }, { rect.width() - 1, rect.height() - 2 }, highlight_color);
// Inner shine
// Inner highlight
painter.draw_line({ 1, rect.height() - 2 }, { rect.width() - 2, rect.height() - 2 }, palette.button());
painter.draw_line({ rect.width() - 2, 1 }, { rect.width() - 2, rect.height() - 3 }, palette.button());
} else {
// Base
painter.fill_rect({ 1, 1, rect.width() - 1, rect.height() - 1 }, button_color);
painter.fill_rect({ 0, 0, rect.width(), rect.height() }, button_color);
// Outer highlight
// Top highlight
painter.draw_line({ 1, 1 }, { rect.width() - 3, 1 }, highlight_color);
painter.draw_line({ 1, 1 }, { 1, rect.height() - 3 }, highlight_color);
@ -130,13 +132,13 @@ void StylePainter::paint_button(Painter& painter, const IntRect& rect, const Pal
if (button_style == ButtonStyle::Normal)
return paint_button_new(painter, rect, palette, pressed, checked, hovered, enabled);
if (button_style == ButtonStyle::CoolBar && !enabled)
return;
Color button_color = palette.button();
Color highlight_color = palette.threed_highlight();
Color shadow_color = palette.threed_shadow1();
if (button_style == ButtonStyle::CoolBar && !enabled)
return;
PainterStateSaver saver(painter);
painter.translate(rect.location());
@ -155,11 +157,11 @@ void StylePainter::paint_button(Painter& painter, const IntRect& rect, const Pal
// Base
painter.fill_rect({ 1, 1, rect.width() - 2, rect.height() - 2 }, button_color);
// White highlight
// Top highlight
painter.draw_line({ 1, 1 }, { rect.width() - 2, 1 }, highlight_color);
painter.draw_line({ 1, 2 }, { 1, rect.height() - 2 }, highlight_color);
// Gray shadow
// Bottom shadow
painter.draw_line({ rect.width() - 2, 1 }, { rect.width() - 2, rect.height() - 3 }, shadow_color);
painter.draw_line({ 1, rect.height() - 2 }, { rect.width() - 2, rect.height() - 2 }, shadow_color);
}