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26 #ifndef RenderTreeAsText_h
27 #define RenderTreeAsText_h
28 #include "platform/text/TextStream.h"
30 #include "wtf/Forward.h"
42 enum RenderAsTextBehaviorFlags {
43 RenderAsTextBehaviorNormal = 0,
44 RenderAsTextShowAllLayers = 1 << 0, // Dump all layers, not just those that would paint.
45 RenderAsTextShowLayerNesting = 1 << 1, // Annotate the layer lists.
46 RenderAsTextShowCompositedLayers = 1 << 2, // Show which layers are composited.
47 RenderAsTextShowAddresses = 1 << 3, // Show layer and renderer addresses.
48 RenderAsTextShowIDAndClass = 1 << 4, // Show id and class attributes
49 RenderAsTextPrintingMode = 1 << 5, // Dump the tree in printing mode.
50 RenderAsTextDontUpdateLayout = 1 << 6, // Don't update layout, to make it safe to call showLayerTree() from the debugger inside layout or painting code.
51 RenderAsTextShowLayoutState = 1 << 7 // Print the various 'needs layout' bits on renderers.
53 typedef unsigned RenderAsTextBehavior;
55 // You don't need pageWidthInPixels if you don't specify RenderAsTextInPrintingMode.
56 String externalRepresentation(LocalFrame*, RenderAsTextBehavior = RenderAsTextBehaviorNormal);
57 String externalRepresentation(Element*, RenderAsTextBehavior = RenderAsTextBehaviorNormal);
58 void write(TextStream&, const RenderObject&, int indent = 0, RenderAsTextBehavior = RenderAsTextBehaviorNormal);
60 class RenderTreeAsText {
61 // FIXME: This is a cheesy hack to allow easy access to RenderStyle colors. It won't be needed if we convert
62 // it to use visitedDependentColor instead. (This just involves rebaselining many results though, so for now it's
65 static void writeRenderObject(TextStream& ts, const RenderObject& o, RenderAsTextBehavior behavior);
66 static void writeLayers(TextStream&, const RenderLayer* rootLayer, RenderLayer*, const LayoutRect& paintDirtyRect, int indent = 0, RenderAsTextBehavior = RenderAsTextBehaviorNormal);
69 // Helper function shared with SVGRenderTreeAsText
70 String quoteAndEscapeNonPrintables(const String&);
72 String counterValueForElement(Element*);
74 String markerTextForListItem(Element*);
76 String nodePositionAsStringForTesting(Node*);
80 #endif // RenderTreeAsText_h