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new shapes: callout, cog, moon, tear
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,99 @@ | ||
| import Base_tools_class from './../../core/base-tools.js'; | ||
| import Base_layers_class from './../../core/base-layers.js'; | ||
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| class Callout_class extends Base_tools_class { | ||
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| constructor(ctx) { | ||
| super(); | ||
| this.Base_layers = new Base_layers_class(); | ||
| this.ctx = ctx; | ||
| this.name = 'callout'; | ||
| this.layer = {}; | ||
| this.best_ratio = 1.3; | ||
| this.snap_line_info = {x: null, y: null}; | ||
| } | ||
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| load() { | ||
| this.default_events(); | ||
| } | ||
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| mousedown(e) { | ||
| this.shape_mousedown(e); | ||
| } | ||
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| mousemove(e) { | ||
| this.shape_mousemove(e); | ||
| } | ||
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| mouseup(e) { | ||
| this.shape_mouseup(e); | ||
| } | ||
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| render_overlay(ctx){ | ||
| var ctx = this.Base_layers.ctx; | ||
| this.render_overlay_parent(ctx); | ||
| } | ||
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| demo(ctx, x, y, width, height) { | ||
| ctx.fillStyle = '#aaa'; | ||
| ctx.strokeStyle = '#555'; | ||
| ctx.lineWidth = 2; | ||
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| var width_all = width + x * 2; | ||
| width = height * this.best_ratio; | ||
| x = (width_all - width) / 2; | ||
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| ctx.save(); | ||
| ctx.translate(x + width / 2, y + height / 2); | ||
| this.draw_shape(ctx, -width / 2, -height / 2, width, height); | ||
| ctx.restore(); | ||
| } | ||
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| render(ctx, layer) { | ||
| var params = layer.params; | ||
| var fill = params.fill; | ||
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| ctx.save(); | ||
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| //set styles | ||
| ctx.strokeStyle = 'transparent'; | ||
| ctx.fillStyle = 'transparent'; | ||
| if(params.border) | ||
| ctx.strokeStyle = params.border_color; | ||
| if(params.fill) | ||
| ctx.fillStyle = params.fill_color; | ||
| ctx.lineWidth = params.border_size; | ||
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| //draw with rotation support | ||
| ctx.translate(layer.x + layer.width / 2, layer.y + layer.height / 2); | ||
| ctx.rotate(layer.rotate * Math.PI / 180); | ||
| this.draw_shape(ctx, -layer.width / 2, -layer.height / 2, layer.width, layer.height); | ||
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| ctx.restore(); | ||
| } | ||
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| draw_shape(ctx, x, y, width, height, coords) { | ||
| ctx.lineJoin = "round"; | ||
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| ctx.beginPath(); | ||
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| ctx.moveTo(x, y); | ||
| ctx.lineTo(x + width, y); | ||
| ctx.lineTo(x + width, y + height * 0.6); | ||
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| ctx.lineTo(x + width / 2 + width / 10, y + height * 0.6); | ||
| ctx.lineTo(x + width / 8, y + height); | ||
| ctx.lineTo(x + width / 2 - width / 10, y + height * 0.6); | ||
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| ctx.lineTo(x, y + height * 0.6); | ||
| ctx.lineTo(x, y); | ||
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| ctx.closePath(); | ||
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| ctx.fill(); | ||
| ctx.stroke(); | ||
| } | ||
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| } | ||
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| export default Callout_class; |
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