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Bug 1363428 - Allow passing flags when drawing to a canavs, r=ato

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MozReview-Commit-ID: 8QAFiWcsKNE
This commit is contained in:
James Graham 2017-05-09 17:26:08 +01:00
parent f4cf348d7b
commit 887aa1f450
1 changed files with 14 additions and 8 deletions
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22
testing/marionette/capture.js
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@ -92,13 +92,17 @@ capture.viewport = function (win, highlights = []) {
* highlight them in the screenshot.
* @param {HTMLCanvasElement=} canvas
* Optional canvas to reuse for the screenshot.
* @param {number=} flags
* Optional integer representing flags to pass to drawWindow; these
* are defined on CanvasRenderingContext2D.
*
* @return {HTMLCanvasElement}
* The canvas on which the selection from the window's framebuffer
* has been painted on.
*/
capture.canvas = function (win, left, top, width, height, {highlights = [], canvas = null} = {}) {
let scale = win.devicePixelRatio;
capture.canvas = function (win, left, top, width, height,
{highlights = [], canvas = null, flags = null} = {}) {
let scale = win.devicePixelRatio;
if (canvas === null) {
canvas = win.document.createElementNS(XHTML_NS, "canvas");
@ -107,12 +111,14 @@ capture.canvas = function (win, left, top, width, height, {highlights = [], canv
}
let ctx = canvas.getContext(CONTEXT_2D);
let flags = ctx.DRAWWINDOW_DRAW_CARET;
// Disabled in bug 1243415 for webplatform-test failures due to out of view elements.
// Needs https://github.com/w3c/web-platform-tests/issues/4383 fixed.
// ctx.DRAWWINDOW_DRAW_VIEW;
// Bug 1009762 - Crash in [@ mozilla::gl::ReadPixelsIntoDataSurface]
// ctx.DRAWWINDOW_USE_WIDGET_LAYERS;
if (flags === null) {
flags = ctx.DRAWWINDOW_DRAW_CARET;
// Disabled in bug 1243415 for webplatform-test failures due to out of view elements.
// Needs https://github.com/w3c/web-platform-tests/issues/4383 fixed.
// ctx.DRAWWINDOW_DRAW_VIEW;
// Bug 1009762 - Crash in [@ mozilla::gl::ReadPixelsIntoDataSurface]
// ctx.DRAWWINDOW_USE_WIDGET_LAYERS;
}
ctx.scale(scale, scale);
ctx.drawWindow(win, left, top, width, height, BG_COLOUR, flags);