Lucas de Vries
53 lines
1.2 KiB
ActionScript
53 lines
1.2 KiB
ActionScript
import elements.BaseGuiElement;
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export GuiAligned;
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class GuiAligned : BaseGuiElement {
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double horizAlign = 0.5;
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double vertAlign = 0.5;
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GuiAligned(IGuiElement@ ParentElement, const recti& Rectangle) {
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super(ParentElement, Rectangle);
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updateAbsolutePosition();
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}
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GuiAligned(IGuiElement@ ParentElement, Alignment@ Align) {
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super(ParentElement, Align);
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updateAbsolutePosition();
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}
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void updateAbsolutePosition() {
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BaseGuiElement::updateAbsolutePosition();
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vec2i _min = size;
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vec2i _max;
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for(uint i = 0, cnt = Children.length; i < cnt; ++i) {
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IGuiElement@ child = Children[i];
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if(!child.visible)
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continue;
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recti pos = child.rect;
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_min.x = min(_min.x, pos.topLeft.x);
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_min.y = min(_min.y, pos.topLeft.y);
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_max.x = max(_max.x, pos.botRight.x);
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_max.y = max(_max.y, pos.botRight.y);
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}
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int w = _max.x - _min.x;
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int h = _max.y - _min.y;
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vec2i sz = size;
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vec2i off;
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off.x = double(sz.width - w) * horizAlign;
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off.y = double(sz.height - h) * vertAlign;
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for(uint i = 0, cnt = Children.length; i < cnt; ++i) {
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IGuiElement@ child = Children[i];
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vec2i pos = child.position;
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pos = (pos - _min) + off;
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child.position = pos;
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}
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}
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};
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