mirror of
https://github.com/portapack-mayhem/mayhem-firmware.git
synced 2024-12-23 08:27:44 +00:00
138 lines
3.6 KiB
C++
138 lines
3.6 KiB
C++
/*
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* Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
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*
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* This file is part of PortaPack.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street,
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* Boston, MA 02110-1301, USA.
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*/
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#include "ui_painter.hpp"
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#include "ui_widget.hpp"
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#include "portapack.hpp"
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using namespace portapack;
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namespace ui {
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Style Style::invert() const {
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return {
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.font = font,
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.background = foreground,
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.foreground = background
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};
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}
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int Painter::draw_char(const Point p, const Style& style, const char c) {
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const auto glyph = style.font.glyph(c);
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display.draw_glyph(p, glyph, style.foreground, style.background);
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return glyph.advance().x();
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}
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int Painter::draw_string(Point p, const Font& font, const Color foreground,
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const Color background, const std::string& text) {
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bool escape = false;
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size_t width = 0;
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Color pen = foreground;
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for(const auto c : text) {
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if (escape) {
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if (c <= 15)
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pen = term_colors[c & 15];
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else
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pen = foreground;
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escape = false;
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} else {
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if (c == '\x1B') {
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escape = true;
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} else {
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const auto glyph = font.glyph(c);
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display.draw_glyph(p, glyph, pen, background);
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const auto advance = glyph.advance();
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p += advance;
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width += advance.x();
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}
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}
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}
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return width;
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}
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int Painter::draw_string(Point p, const Style& style, const std::string& text) {
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return draw_string(p, style.font, style.foreground, style.background, text);
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}
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void Painter::draw_bitmap(const Point p, const Bitmap& bitmap, const Color foreground, const Color background) {
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display.draw_bitmap(p, bitmap.size, bitmap.data, foreground, background);
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}
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void Painter::draw_hline(Point p, int width, const Color c) {
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display.fill_rectangle({ p, { width, 1 } }, c);
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}
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void Painter::draw_vline(Point p, int height, const Color c) {
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display.fill_rectangle({ p, { 1, height } }, c);
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}
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void Painter::draw_rectangle(const Rect r, const Color c) {
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draw_hline(r.location(), r.width(), c);
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draw_vline({ r.left(), r.top() + 1 }, r.height() - 2, c);
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draw_vline({ r.left() + r.width() - 1, r.top() + 1 }, r.height() - 2, c);
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draw_hline({ r.left(), r.top() + r.height() - 1 }, r.width(), c);
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}
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void Painter::fill_rectangle(const Rect r, const Color c) {
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display.fill_rectangle(r, c);
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}
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void Painter::fill_rectangle_unrolled8(const Rect r, const Color c) {
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display.fill_rectangle_unrolled8(r, c);
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}
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void Painter::paint_widget_tree(Widget* const w) {
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if( ui::is_dirty() ) {
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paint_widget(w);
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ui::dirty_clear();
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}
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}
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void Painter::paint_widget(Widget* const w) {
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if( w->hidden() ) {
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// Mark widget (and all children) as invisible.
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w->visible(false);
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} else {
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// Mark this widget as visible and recurse.
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w->visible(true);
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if( w->dirty() ) {
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w->paint(*this);
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// Force-paint all children.
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for(const auto child : w->children()) {
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child->set_dirty();
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paint_widget(child);
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}
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w->set_clean();
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} else {
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// Selectively paint all children.
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for(const auto child : w->children()) {
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paint_widget(child);
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}
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}
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}
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}
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} /* namespace ui */
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