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95 lines
2.1 KiB
95 lines
2.1 KiB
2 years ago
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/*
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* EEZ Modular Firmware
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* Copyright (C) 2015-present, Envox d.o.o.
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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 3 of the License, or
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* (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <stdint.h>
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#include <eez/gui/font.h>
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namespace eez {
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namespace gui {
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namespace display {
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void initDriver();
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#if defined(EEZ_PLATFORM_STM32)
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typedef uint16_t *VideoBuffer;
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#endif
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#if defined(EEZ_PLATFORM_SIMULATOR)
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typedef uint32_t *VideoBuffer;
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#endif
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enum DisplayState {
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OFF,
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TURNING_ON,
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ON,
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TURNING_OFF
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};
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extern DisplayState g_displayState;
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extern VideoBuffer g_syncedBuffer;
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void syncBuffer();
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void copySyncedBufferToScreenshotBuffer();
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extern uint16_t g_fc, g_bc;
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extern uint8_t g_opacity;
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extern gui::font::Font g_font;
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void drawStrInit();
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void drawGlyph(const uint8_t *src, uint32_t srcLineOffset, int x, int y, int width, int height);
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static const int NUM_BUFFERS = 6;
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struct RenderBuffer {
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VideoBuffer bufferPointer;
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VideoBuffer previousBuffer;
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int x;
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int y;
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int width;
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int height;
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bool withShadow;
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uint8_t opacity;
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int xOffset;
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int yOffset;
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gui::Rect *backdrop;
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};
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extern RenderBuffer g_renderBuffers[NUM_BUFFERS];
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void setBufferPointer(VideoBuffer buffer);
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extern bool g_dirty;
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inline void clearDirty() { g_dirty = false; }
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inline void setDirty() { g_dirty = true; }
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inline bool isDirty() { return g_dirty; }
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extern bool g_screenshotAllocated;
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#ifdef GUI_CALC_FPS
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static const size_t NUM_FPS_VALUES = 60;
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extern uint32_t g_fpsValues[NUM_FPS_VALUES];
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void calcFPS();
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#endif
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} // namespace display
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} // namespace gui
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} // namespace eez
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