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view doodle/dia/layer_stack.d @ 97:dcd641209671
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author | David Bryant <bagnose@gmail.com> |
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date | Fri, 27 Aug 2010 18:01:33 +0930 |
parents | a98116479793 |
children | a274d16ab6ce |
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module doodle.dia.layer_stack; public { import doodle.dia.icanvas; } final class LayerStack { this(in Layer[] layers) { _layers = layers.dup; } Rectangle bounds() const { // Take the union of all layer bounds Rectangle bounds = Rectangle.DEFAULT; foreach (layer; _layers) { bounds = bounds | layer.bounds; } return bounds; } void draw(in Rectangle screenDamage, scope Renderer screenRenderer, in Rectangle modelDamage, scope Renderer modelRenderer, in ScreenModel screenModel) const { foreach(layer; _layers) { layer.draw(screenDamage, screenRenderer, modelDamage, modelRenderer, screenModel); } } private { Layer[] _layers; } }