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SnapOtter
87bbf2f889
Implement 8 tool hooks, 7 options bar components, and 1 fill dialog: Tools: - Brush: Konva.Line with smooth strokes, hardness via shadowBlur - Eraser: brush with globalCompositeOperation destination-out - Shape: Rectangle, Ellipse, Line, Arrow, Polygon, Star with Shift constraint - Fill (Paint Bucket): scanline flood fill with tolerance and contiguous mode - Gradient: linear/radial via drag gesture on offscreen canvas - Clone Stamp: Alt+click source, paint cloned pixels with aligned mode - Dodge/Burn/Sponge: per-pixel brightness/saturation manipulation by range - Pixel Brush: blur (box blur), sharpen (unsharp), smudge (directional blend) Options bars: - Brush: size/opacity/hardness sliders - Shape: type selector, fill/stroke color, stroke width, corner radius, sides - Fill: tolerance slider, contiguous checkbox - Gradient: linear/radial toggle, opacity, reverse - Clone Stamp: size/opacity/hardness, aligned toggle - Dodge/Burn: tool toggle, range dropdown, exposure/flow sliders - Pixel Brush: tool toggle, size, strength Common: - Fill Dialog: Shift+Backspace modal with foreground/background/color/white/black/50% gray