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* Get started with palette position * Refactor Color Palette for dynamic positioning * Add scaling * Fix color palette position Co-authored-by: Ansh Godha <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,136 @@ | ||
| // | ||
| // PPColorPaletteView.cpp | ||
| // PanicPainter (Mac) | ||
| // | ||
| // Created by Ansh Godha on 3/25/21. | ||
| // Copyright © 2021 Dragonglass Studios. All rights reserved. | ||
| // | ||
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| #include "PPColorPaletteView.h" | ||
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| #define PALETTE_COLOR_SIZE 40.0f | ||
| /** Space between dots. */ | ||
| #define PADDING 12.0f | ||
| #define INACTIVE_SCALE 0.75f | ||
| #define PRESSED_SCALE 1.2f | ||
| #define PALETTE_WIDTH 190 | ||
| #define PALETTE_HEIGHT 260 | ||
| #define NEGATIVE_MARGIN_LEFT 0.4f /* = 40% of PALETTE_WIDTH */ | ||
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| ptr<ColorPaletteView> ColorPaletteView::alloc( | ||
| const vec<Color4> &colors, | ||
| const asset_t &assets) { | ||
| auto colorTexture = assets->get<Texture>("color-circle"); | ||
| auto paletteTexture = assets->get<Texture>("palette"); | ||
| auto result = | ||
| make_shared<ColorPaletteView>(colors, colorTexture, paletteTexture); | ||
| if (result->init()) | ||
| result->_setup(); | ||
| else | ||
| return nullptr; | ||
| return result; | ||
| } | ||
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| void ColorPaletteView::_setup() { | ||
| setAnchor(Vec2::ANCHOR_MIDDLE_LEFT); | ||
| setPosition(Vec2::ZERO); | ||
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| auto bg = PolygonNode::allocWithTexture(_paletteTexture); | ||
| bg->setAnchor(Vec2::ANCHOR_BOTTOM_LEFT); | ||
| bg->setContentSize(PALETTE_WIDTH, PALETTE_HEIGHT); | ||
| bg->setPositionX(-NEGATIVE_MARGIN_LEFT * bg->getContentWidth()); | ||
| setContentSize(bg->getContentWidth() * (1 - NEGATIVE_MARGIN_LEFT), | ||
| bg->getContentHeight()); | ||
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| #ifdef VIEW_DEBUG | ||
| auto n = PolygonNode::alloc(Rect(Vec2::ZERO, getContentSize())); | ||
| n->setColor(Color4f(1, 0, 0, .3)); | ||
| addChild(n); | ||
| #endif | ||
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| addChild(bg); | ||
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| float btnStartX = getContentWidth() - 35; | ||
| float btnStartY = getContentHeight() - 90; | ||
| float curvature = 0.15; | ||
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| for (uint i = 0, j = (uint)_colors.size(); i < j; i++) { | ||
| auto btn = PolygonNode::allocWithTexture(_colorTexture); | ||
| btn->setContentSize(PALETTE_COLOR_SIZE, PALETTE_COLOR_SIZE); | ||
| btn->setAnchor(Vec2::ANCHOR_CENTER); | ||
| btn->setPosition( | ||
| btnStartX - (PADDING + PALETTE_COLOR_SIZE / 2) * i * i * curvature, | ||
| btnStartY - (PADDING + PALETTE_COLOR_SIZE / 2) * i * PRESSED_SCALE | ||
| ); | ||
| btn->setColor(_colors[i]); | ||
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| if (i != _selectedColor) { | ||
| Animation::set( | ||
| btn, | ||
| { | ||
| {"scaleX", INACTIVE_SCALE}, | ||
| {"scaleY", INACTIVE_SCALE} | ||
| } | ||
| ); | ||
| } | ||
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| addChild(btn); | ||
| _buttons.push_back(btn); | ||
| _buttonStates.push_back(i != _selectedColor ? INACTIVE : ACTIVE); | ||
| } | ||
| } | ||
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| void ColorPaletteView::_animateButtonState(uint ind, const ColorButtonState s) { | ||
| if (_buttonStates[ind] == s) return; | ||
| _buttonStates[ind] = s; | ||
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| float scale = s == INACTIVE ? | ||
| INACTIVE_SCALE : | ||
| (s == PRESSED ? PRESSED_SCALE : 1); | ||
| Animation::alloc( | ||
| _buttons[ind], .2, | ||
| { | ||
| {"scaleX", scale}, | ||
| {"scaleY", scale} | ||
| }, | ||
| STRONG_OUT | ||
| ); | ||
| } | ||
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| void ColorPaletteView::update() { | ||
| auto &input = InputController::getInstance(); | ||
| if (input.isPressing() || input.justReleased()) { | ||
| for (uint i = 0, j = (uint) _colors.size(); i < j; i++) { | ||
| auto &btn = _buttons[i]; | ||
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| // Reset scale back to 1 for the purpose of input detection. | ||
| Vec2 ns = btn->getScale(); | ||
| btn->setScale(1, 1); | ||
| bool tapped = | ||
| InputController::inScene(input.startingPoint(), btn) && | ||
| InputController::inScene(input.currentPoint(), btn); | ||
| btn->setScale(ns); | ||
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| if (!tapped) { | ||
| _animateButtonState(i, _selectedColor == i ? ACTIVE : INACTIVE); | ||
| continue; | ||
| } | ||
| if (input.justReleased()) { | ||
| _selectedColor = i; | ||
| _animateButtonState(i, ACTIVE); | ||
| } else { | ||
| _animateButtonState(i, PRESSED); | ||
| } | ||
| } | ||
| } else { | ||
| for (uint i = 0, j = (uint) _colors.size(); i < j; i++) | ||
| _animateButtonState(i, _selectedColor == i ? ACTIVE : INACTIVE); | ||
| } | ||
| } | ||
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