mirror of
https://github.com/niklasvh/html2canvas.git
synced 2023-08-10 21:13:10 +03:00
Fix tests and refactor background calculations out from Renderer
This commit is contained in:
Niklas von Hertzen
parent
850338a76a
commit
a6a3c1bd0f
@ -1,6 +1,8 @@
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### Changelog ###
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#### v1.0.0-alpha3 - TBD ####
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* Fix background-size when using background-origin and background-size: cover/contain (#1299)
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* Added support for background-origin: content-box (#1299)
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#### v1.0.0-alpha2 - 7.12.2017 ####
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* Fix scroll positions for CanvasRenderer (#1259)
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@ -20,20 +20,13 @@ import type NodeContainer from './NodeContainer';
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import type StackingContext from './StackingContext';
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import type {TextBounds} from './TextBounds';
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import {
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Bounds,
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parsePathForBorder,
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calculateContentBox,
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calculatePaddingBox,
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calculatePaddingBoxPath
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} from './Bounds';
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import {PADDING_SIDES} from './parsing/padding';
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import {Bounds, parsePathForBorder, calculateContentBox, calculatePaddingBoxPath} from './Bounds';
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import {FontMetrics} from './Font';
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import {parseGradient} from './Gradient';
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import TextContainer from './TextContainer';
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import {
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BACKGROUND_ORIGIN,
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calculateBackgroungPositioningArea,
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calculateBackgroungPaintingArea,
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calculateBackgroundPosition,
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calculateBackgroundRepeatPath,
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@ -222,32 +215,12 @@ export default class Renderer {
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renderBackgroundRepeat(container: NodeContainer, background: BackgroundImage) {
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const image = this.options.imageStore.get(background.source.args[0]);
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if (image) {
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const bounds = container.bounds;
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const paddingBox = calculatePaddingBox(bounds, container.style.border);
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let backgroundPositioningArea;
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switch (container.style.background.backgroundOrigin) {
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case BACKGROUND_ORIGIN.BORDER_BOX:
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backgroundPositioningArea = bounds;
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break;
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case BACKGROUND_ORIGIN.CONTENT_BOX:
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const paddingLeft = container.style.padding[PADDING_SIDES.LEFT].value;
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const paddingRight = container.style.padding[PADDING_SIDES.RIGHT].value;
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const paddingTop = container.style.padding[PADDING_SIDES.TOP].value;
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const paddingBottom = container.style.padding[PADDING_SIDES.BOTTOM].value;
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backgroundPositioningArea = new Bounds(
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paddingBox.left + paddingLeft,
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paddingBox.top + paddingTop,
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paddingBox.width - paddingLeft - paddingRight,
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paddingBox.height - paddingTop - paddingBottom
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const backgroundPositioningArea = calculateBackgroungPositioningArea(
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container.style.background.backgroundOrigin,
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container.bounds,
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container.style.padding,
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container.style.border
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);
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break;
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case BACKGROUND_ORIGIN.PADDING_BOX:
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default:
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backgroundPositioningArea = paddingBox;
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break;
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}
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const backgroundImageSize = calculateBackgroundSize(
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background,
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image,
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@ -263,7 +236,7 @@ export default class Renderer {
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position,
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backgroundImageSize,
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backgroundPositioningArea,
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bounds
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container.bounds
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);
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const offsetX = Math.round(backgroundPositioningArea.left + position.x);
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@ -1,14 +1,22 @@
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/* @flow */
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'use strict';
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import type {Path} from '../drawing/Path';
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import type {Bounds, BoundCurves} from '../Bounds';
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import type {BoundCurves} from '../Bounds';
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import type ResourceLoader, {ImageElement} from '../ResourceLoader';
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import type {Border} from './border';
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import type {Padding} from './padding';
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import Color from '../Color';
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import Length from '../Length';
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import Size from '../drawing/Size';
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import Vector from '../drawing/Vector';
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import {calculateBorderBoxPath, calculatePaddingBoxPath} from '../Bounds';
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import {
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calculateBorderBoxPath,
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calculatePaddingBoxPath,
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calculatePaddingBox,
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Bounds
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} from '../Bounds';
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import {PADDING_SIDES} from './padding';
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export type Background = {
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backgroundImage: Array<BackgroundImage>,
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@ -121,7 +129,6 @@ export const calculateBackgroungPaintingArea = (
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curves: BoundCurves,
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clip: BackgroundClip
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): Path => {
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// TODO support CONTENT_BOX
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switch (clip) {
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case BACKGROUND_CLIP.BORDER_BOX:
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return calculateBorderBoxPath(curves);
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@ -131,6 +138,34 @@ export const calculateBackgroungPaintingArea = (
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}
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};
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export const calculateBackgroungPositioningArea = (
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backgroundOrigin: BackgroundOrigin,
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bounds: Bounds,
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padding: Padding,
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border: Array<Border>
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): Bounds => {
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const paddingBox = calculatePaddingBox(bounds, border);
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switch (backgroundOrigin) {
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case BACKGROUND_ORIGIN.BORDER_BOX:
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return bounds;
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case BACKGROUND_ORIGIN.CONTENT_BOX:
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const paddingLeft = padding[PADDING_SIDES.LEFT].getAbsoluteValue(bounds.width);
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const paddingRight = padding[PADDING_SIDES.RIGHT].getAbsoluteValue(bounds.width);
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const paddingTop = padding[PADDING_SIDES.TOP].getAbsoluteValue(bounds.width);
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const paddingBottom = padding[PADDING_SIDES.BOTTOM].getAbsoluteValue(bounds.width);
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return new Bounds(
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paddingBox.left + paddingLeft,
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paddingBox.top + paddingTop,
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paddingBox.width - paddingLeft - paddingRight,
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paddingBox.height - paddingTop - paddingBottom
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);
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case BACKGROUND_ORIGIN.PADDING_BOX:
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default:
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return paddingBox;
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}
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};
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export const calculateBackgroundPosition = (
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position: [Length, Length],
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size: Size,
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@ -1,6 +1,7 @@
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<!doctype html>
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<html>
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<head>
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<script type="text/javascript" src="../../test.js"></script>
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<style>
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div {
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display: inline-block;
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@ -9,7 +10,7 @@
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border: 15px solid blue;
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padding: 10px;
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margin: 5px;
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background-image: url('data:image/png;base64,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');
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background-image: url(../../assets/image.jpg);
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}
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</style>
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</head>
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