portapack-mayhem/firmware/application/ui/ui_bmpview.hpp
Totoo ced8012783
Theme system (#2164)
* Themes instead of Styles
* Colors changed to theme colors
* Reworked style management
* Theme settings app
* warn, menu dual set
* Added Aqua style
2024-05-27 21:02:52 +02:00

67 lines
2.2 KiB
C++

/*
* Copyright (C) 2024 HTotoo
*
* This file is part of PortaPack.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#ifndef __UIBMPVIEW_H__
#define __UIBMPVIEW_H__
#include "ui.hpp"
#include "ui_widget.hpp"
#include "bmpfile.hpp"
class BMPViewer : public Widget {
public:
BMPViewer(Rect parent_rect);
BMPViewer(Rect parent_rect, const std::filesystem::path& file);
BMPViewer(const BMPViewer& other) = delete;
BMPViewer& operator=(const BMPViewer& other) = delete;
bool load_bmp(const std::filesystem::path& file);
void paint(Painter& painter) override;
void on_focus() override;
void on_blur() override;
bool on_key(const KeyEvent key) override;
bool on_encoder(EncoderEvent delta) override;
bool on_keyboard(const KeyboardEvent event) override;
void reset_pos();
void set_zoom(int8_t new_zoom);
int8_t get_zoom();
void set_enter_pass(bool pass);
bool get_enter_pass();
private:
void get_line(ui::Color* line, uint32_t bx, uint32_t by, uint32_t cnt);
bool move_pos(int32_t delta_x, int32_t delta_y);
BMPFile bmp{};
int8_t zoom = 1; // positive = zoom in, negative = zoom out 0-invalid 1- no zoom
int8_t zoom_fit = 1; // if this value is set, the image will fit the screen the most
int8_t max_zoom = 10;
int8_t min_zoom = -20; // will be calculated on load
uint32_t cx = 0; // current top-left coordinate
uint32_t cy = 0;
uint32_t mvx = 1; // how much to move on key
uint32_t mvy = 1;
bool enter_pass = false;
};
#endif