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Introduce Page.saveScreenshot

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Page.saveScreenshot uses filepath to infer screenshot type (either
PNG of JPG) and saves the screenshot to file system.
This commit is contained in:
Andrey Lushnikov
2017-05-12 10:50:06 -07:00
parent 10d388b9b1
commit 52e2633f32
2 changed files with 20 additions and 10 deletions
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11
phantomjs/WebPage.js
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@@ -226,14 +226,6 @@ class WebPage {
* {string} fileName
*/
render(fileName) {
var mimeType = mime.lookup(fileName);
var screenshotType = null;
if (mimeType === 'image/png')
screenshotType = ScreenshotTypes.PNG;
else if (mimeType === 'image/jpeg')
screenshotType = ScreenshotTypes.JPG;
if (!screenshotType)
throw new Error(`Cannot render to file ${fileName} - unsupported mimeType ${mimeType}`);
var clipRect = null;
if (this.clipRect && (this.clipRect.left || this.clipRect.top || this.clipRect.width || this.clipRect.height)) {
clipRect = {
@@ -243,8 +235,7 @@ class WebPage {
height: this.clipRect.height
};
}
var imageBuffer = await(this._page.screenshot(screenshotType, clipRect));
fs.writeFileSync(fileName, imageBuffer);
var imageBuffer = await(this._page.saveScreenshot(fileName, clipRect));
}
release() {