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Unified Diff: content/renderer/render_view_impl.cc

Issue 10916279: Chromium compositor change implementing page-scale driven pinch-zoom. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src/
Patch Set: Change m_unpinchedViewportSize and remove unnecessary >1 page scale clamping. Created 8 years, 3 months ago
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Index: content/renderer/render_view_impl.cc
===================================================================
--- content/renderer/render_view_impl.cc (revision 159486)
+++ content/renderer/render_view_impl.cc (working copy)
@@ -3147,6 +3147,8 @@
command_line.HasSwitch(switches::kEnableFixedLayout);
bool enable_pinch = enable_viewport ||
command_line.HasSwitch(switches::kEnablePinch);
+ bool enable_pinch_in_compositor =
+ command_line.HasSwitch(switches::kEnablePinchInCompositor);
webview()->enableFixedLayoutMode(enable_fixed_layout || enable_viewport);
webview()->settings()->setFixedElementsLayoutRelativeToFrame(true);
@@ -3159,6 +3161,10 @@
webview()->setPageScaleFactorLimits(1, 1);
}
+ if (enable_pinch_in_compositor &&
+ webview()->isAcceleratedCompositingActive())
+ webview()->setPageScaleFactorLimits(1, 4);
+
if (enable_viewport) {
webview()->settings()->setViewportEnabled(true);
} else if (enable_fixed_layout) {

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