Add demo
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pengfei.zhou
235
doric-demo/src/ColorPaletteDemo.tsx
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235
doric-demo/src/ColorPaletteDemo.tsx
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import {
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Panel,
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Group,
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jsx,
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VLayout,
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layoutConfig,
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Scroller,
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Color,
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HLayout,
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Text,
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Gravity,
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Stack,
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createRef,
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ViewHolder,
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ViewModel,
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VMPanel,
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modal,
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} from "doric";
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import { SeekBar } from "./components/SeekBar";
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import { colors } from "./utils";
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interface ColorModel {
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color: number;
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}
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class ColorVH extends ViewHolder {
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colorRef = createRef<Stack>();
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colorLabelRef = createRef<Text>();
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rSeekBar = createRef<SeekBar>();
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gSeekBar = createRef<SeekBar>();
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bSeekBar = createRef<SeekBar>();
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aSeekBar = createRef<SeekBar>();
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build(root: Group) {
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<Scroller parent={root} layoutConfig={layoutConfig().most()}>
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<VLayout layoutConfig={layoutConfig().mostWidth().fitHeight()} space={10}>
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<Stack
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ref={this.colorRef}
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layoutConfig={layoutConfig().just().configAlignment(Gravity.Center)}
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width={100}
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height={100}
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></Stack>
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<Text
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textSize={16}
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layoutConfig={layoutConfig().fit().configAlignment(Gravity.Center)}
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ref={this.colorLabelRef}
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></Text>
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<HLayout
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layoutConfig={layoutConfig().mostWidth().fitHeight()}
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space={10}
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gravity={Gravity.Center}
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padding={{ left: 10, right: 10 }}
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>
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<Text
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layoutConfig={layoutConfig().justWidth().justHeight()}
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width={50}
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height={30}
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textSize={20}
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textColor={Color.WHITE}
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backgroundColor={Color.RED}
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>
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R
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</Text>
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<SeekBar
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ref={this.rSeekBar}
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layoutConfig={layoutConfig().mostWidth().justHeight()}
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height={30}
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backgroundColor={colors[3].alpha(0.3)}
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contentColor={colors[1]}
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></SeekBar>
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</HLayout>
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<HLayout
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layoutConfig={layoutConfig().mostWidth().fitHeight()}
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space={10}
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gravity={Gravity.Center}
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padding={{ left: 10, right: 10 }}
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>
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<Text
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layoutConfig={layoutConfig().justWidth().justHeight()}
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width={50}
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height={30}
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textSize={20}
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textColor={Color.WHITE}
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backgroundColor={Color.GREEN}
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>
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G
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</Text>
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<SeekBar
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ref={this.gSeekBar}
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layoutConfig={layoutConfig().mostWidth().justHeight()}
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height={30}
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backgroundColor={colors[3].alpha(0.3)}
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contentColor={colors[1]}
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></SeekBar>
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</HLayout>
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<HLayout
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layoutConfig={layoutConfig().mostWidth().fitHeight()}
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space={10}
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gravity={Gravity.Center}
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padding={{ left: 10, right: 10 }}
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>
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<Text
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layoutConfig={layoutConfig().justWidth().justHeight()}
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width={50}
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height={30}
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textSize={20}
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textColor={Color.WHITE}
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backgroundColor={Color.BLUE}
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>
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B
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</Text>
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<SeekBar
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ref={this.bSeekBar}
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layoutConfig={layoutConfig().mostWidth().justHeight()}
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height={30}
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backgroundColor={colors[3].alpha(0.3)}
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contentColor={colors[1]}
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></SeekBar>
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</HLayout>
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<HLayout
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layoutConfig={layoutConfig().mostWidth().fitHeight()}
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space={10}
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gravity={Gravity.Center}
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padding={{ left: 10, right: 10 }}
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>
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<Text
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layoutConfig={layoutConfig().justWidth().justHeight()}
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width={50}
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height={30}
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textSize={20}
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textColor={Color.WHITE}
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backgroundColor={Color.GRAY}
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>
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A
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</Text>
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<SeekBar
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ref={this.aSeekBar}
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layoutConfig={layoutConfig().mostWidth().justHeight()}
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height={30}
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backgroundColor={colors[3].alpha(0.3)}
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contentColor={colors[1]}
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></SeekBar>
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</HLayout>
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</VLayout>
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</Scroller>;
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}
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}
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class ColorVM extends ViewModel<ColorModel, ColorVH> {
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onAttached(state: ColorModel, vh: ColorVH) {
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vh.rSeekBar.current.apply({
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context: this.context,
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onProgressChanged: (progress: number) => {
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this.updateState((state) => {
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state.color =
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(state.color & 0xff00ffff) +
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((Math.round(progress * 0xff) & 0xff) << 16);
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});
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},
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});
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vh.gSeekBar.current.apply({
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context: this.context,
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onProgressChanged: (progress: number) => {
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this.updateState((state) => {
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state.color =
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(state.color & 0xffff00ff) +
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((Math.round(progress * 0xff) & 0xff) << 8);
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});
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},
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});
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vh.bSeekBar.current.apply({
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context: this.context,
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onProgressChanged: (progress: number) => {
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this.updateState((state) => {
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state.color =
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(state.color & 0xffffff00) + (Math.round(progress * 0xff) & 0xff);
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});
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},
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});
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vh.aSeekBar.current.apply({
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context: this.context,
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onProgressChanged: (progress: number) => {
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this.updateState((state) => {
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state.color =
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(state.color & 0x00ffffff) +
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((Math.round(progress * 0xff) & 0xff) << 24);
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});
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},
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});
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vh.colorLabelRef.current.apply({
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onClick: async () => {
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const color = await modal(this.context).prompt({
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title: "Please input color",
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});
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this.updateState((state) => {
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state.color = parseInt(color, 16);
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});
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},
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});
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}
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onBind(state: ColorModel, vh: ColorVH) {
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const color = state.color;
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const a = (color >> 24) & 0xff;
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const r = (color >> 16) & 0xff;
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const g = (color >> 8) & 0xff;
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const b = color & 0xff;
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vh.colorRef.current.backgroundColor = new Color(color);
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vh.colorLabelRef.current.text = `${a.toString(16)}${r.toString(
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16
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)}${g.toString(16)}${b.toString(16)}`.toLocaleUpperCase();
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vh.rSeekBar.current.progress = r / 0xff;
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vh.gSeekBar.current.progress = g / 0xff;
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vh.bSeekBar.current.progress = b / 0xff;
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vh.aSeekBar.current.progress = a / 0xff;
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}
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}
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@Entry
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export class ColorPalettePanel extends VMPanel<ColorModel, ColorVH> {
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getViewModelClass() {
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return ColorVM;
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}
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getState() {
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const val = Math.floor(0xff * 0.3);
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let color = val | ((val << 8) | (val << 16) | 0xff000000);
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return {
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color,
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};
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}
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getViewHolderClass() {
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return ColorVH;
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}
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}
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69
doric-demo/src/components/SeekBar.tsx
Normal file
69
doric-demo/src/components/SeekBar.tsx
Normal file
@@ -0,0 +1,69 @@
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import {
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GestureContainer,
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ViewComponent,
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Stack,
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Color,
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LayoutSpec,
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BridgeContext,
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loge,
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Panel,
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} from "doric";
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@ViewComponent
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export class SeekBar extends GestureContainer {
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private content: Stack;
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private maxWidth = 0;
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context?: BridgeContext;
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onProgressChanged?: (progress: number) => void;
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set progress(progress: number) {
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if (this.maxWidth === 0) {
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Promise.resolve().then(() => {
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if (this.context) {
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(this.context.entity as Panel).addOnRenderFinishedCallback(
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async () => {
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this.maxWidth = await this.getWidth(this.context!!);
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this.content.width = this.maxWidth * progress;
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}
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);
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}
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});
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} else {
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this.content.width = this.maxWidth * progress;
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}
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}
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constructor() {
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super();
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this.content = new Stack();
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this.content.layoutConfig = {
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widthSpec: LayoutSpec.JUST,
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heightSpec: LayoutSpec.MOST,
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};
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this.content.backgroundColor = Color.RED;
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this.onTouchDown = async (event) => {
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if (!this.context) {
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return;
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}
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this.maxWidth = await this.getWidth(this.context);
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event.x = Math.max(0, event.x);
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this.content.width = event.x;
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this.onProgressChanged?.(
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Math.max(0, Math.min(1, event.x / this.maxWidth))
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);
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};
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this.onTouchMove = async (event) => {
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if (!this.context) {
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return;
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}
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event.x = Math.max(0, event.x);
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this.content.width = event.x;
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this.onProgressChanged?.(
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Math.max(0, Math.min(1, event.x / this.maxWidth))
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);
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};
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this.addChild(this.content);
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}
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set contentColor(color: Color) {
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this.content.backgroundColor = color;
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}
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}
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