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- /********************
- * files_screen.cpp *
- ********************/
-
- /****************************************************************************
- * Written By Mark Pelletier 2017 - Aleph Objects, Inc. *
- * Written By Marcio Teixeira 2018 - Aleph Objects, Inc. *
- * *
- * 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 3 of the License, 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. *
- * *
- * To view a copy of the GNU General Public License, go to the following *
- * location: <https://www.gnu.org/licenses/>. *
- ****************************************************************************/
-
- #include "../config.h"
-
- #if BOTH(TOUCH_UI_FTDI_EVE, SDSUPPORT)
-
- #include "screens.h"
- #include "screen_data.h"
-
- using namespace FTDI;
- using namespace ExtUI;
- using namespace Theme;
-
- void FilesScreen::onEntry() {
- screen_data.FilesScreen.cur_page = 0;
- screen_data.FilesScreen.selected_tag = 0xFF;
- #if ENABLED(SCROLL_LONG_FILENAMES) && (FTDI_API_LEVEL >= 810)
- CLCD::mem_write_32(CLCD::REG::MACRO_0,DL::NOP);
- #endif
- gotoPage(0);
- BaseScreen::onEntry();
- }
-
- const char *FilesScreen::getSelectedFilename(bool longName) {
- FileList files;
- files.seek(getSelectedFileIndex(), true);
- return longName ? files.longFilename() : files.shortFilename();
- }
-
- void FilesScreen::drawSelectedFile() {
- FileList files;
- files.seek(getSelectedFileIndex(), true);
- screen_data.FilesScreen.flags.is_dir = files.isDir();
- drawFileButton(
- files.filename(),
- screen_data.FilesScreen.selected_tag,
- screen_data.FilesScreen.flags.is_dir,
- true
- );
- }
-
- uint16_t FilesScreen::getSelectedFileIndex() {
- return getFileForTag(screen_data.FilesScreen.selected_tag);
- }
-
- uint16_t FilesScreen::getFileForTag(uint8_t tag) {
- return screen_data.FilesScreen.cur_page * files_per_page + tag - 2;
- }
-
- #ifdef TOUCH_UI_PORTRAIT
- #define GRID_COLS 6
- #define GRID_ROWS (files_per_page + header_h + footer_h)
- #else
- #define GRID_COLS 6
- #define GRID_ROWS (files_per_page + header_h + footer_h)
- #endif
-
- void FilesScreen::drawFileButton(const char* filename, uint8_t tag, bool is_dir, bool is_highlighted) {
- const uint8_t line = getLineForTag(tag)+1;
- CommandProcessor cmd;
- cmd.tag(tag);
- cmd.cmd(COLOR_RGB(is_highlighted ? fg_action : bg_color));
- cmd.font(font_medium)
- .rectangle( 0, BTN_Y(header_h+line), display_width, BTN_H(1));
- cmd.cmd(COLOR_RGB(is_highlighted ? normal_btn.rgb : bg_text_enabled));
- constexpr uint16_t dim[2] = {BTN_SIZE(6,1)};
- #define POS_AND_SHORTEN(SHORTEN) BTN_POS(1,header_h+line), dim[0] - (SHORTEN), dim[1]
- #define POS_AND_SIZE POS_AND_SHORTEN(0)
- #if ENABLED(SCROLL_LONG_FILENAMES)
- if (is_highlighted) {
- cmd.cmd(SAVE_CONTEXT());
- cmd.cmd(MACRO(0));
- cmd.text(POS_AND_SIZE, filename, OPT_CENTERY | OPT_NOFIT);
- } else
- #endif
- draw_text_with_ellipsis(cmd, POS_AND_SHORTEN(is_dir ? 20 : 0), filename, OPT_CENTERY, font_medium);
- if (is_dir && !is_highlighted) {
- cmd.text(POS_AND_SIZE, F("> "), OPT_CENTERY | OPT_RIGHTX);
- }
- #if ENABLED(SCROLL_LONG_FILENAMES)
- if (is_highlighted) {
- cmd.cmd(RESTORE_CONTEXT());
- }
- #endif
- }
-
- void FilesScreen::drawFileList() {
- FileList files;
- screen_data.FilesScreen.num_page = max(1,ceil(float(files.count()) / files_per_page));
- screen_data.FilesScreen.cur_page = min(screen_data.FilesScreen.cur_page, screen_data.FilesScreen.num_page-1);
- screen_data.FilesScreen.flags.is_root = files.isAtRootDir();
-
- #undef MARGIN_T
- #undef MARGIN_B
- #define MARGIN_T 0
- #define MARGIN_B 0
- uint16_t fileIndex = screen_data.FilesScreen.cur_page * files_per_page;
- for(uint8_t i = 0; i < files_per_page; i++, fileIndex++) {
- if (files.seek(fileIndex)) {
- drawFileButton(files.filename(), getTagForLine(i), files.isDir(), false);
- }
- else {
- break;
- }
- }
- }
-
- void FilesScreen::drawHeader() {
- const bool prev_enabled = screen_data.FilesScreen.cur_page > 0;
- const bool next_enabled = screen_data.FilesScreen.cur_page < (screen_data.FilesScreen.num_page - 1);
-
- #undef MARGIN_T
- #undef MARGIN_B
- #define MARGIN_T 0
- #define MARGIN_B 2
-
- char str[16];
- sprintf_P(str, PSTR("Page %d of %d"),
- screen_data.FilesScreen.cur_page + 1, screen_data.FilesScreen.num_page);
-
- CommandProcessor cmd;
- cmd.colors(normal_btn)
- .font(font_small)
- .tag(0).button( BTN_POS(2,1), BTN_SIZE(4,header_h), str, OPT_CENTER | OPT_FLAT)
- .font(font_medium)
- .colors(action_btn)
- .tag(241).enabled(prev_enabled).button( BTN_POS(1,1), BTN_SIZE(1,header_h), F("<"))
- .tag(242).enabled(next_enabled).button( BTN_POS(6,1), BTN_SIZE(1,header_h), F(">"));
- }
-
- void FilesScreen::drawFooter() {
- #undef MARGIN_T
- #undef MARGIN_B
- #ifdef TOUCH_UI_PORTRAIT
- #define MARGIN_T 15
- #define MARGIN_B 5
- #else
- #define MARGIN_T 5
- #define MARGIN_B 5
- #endif
- const bool has_selection = screen_data.FilesScreen.selected_tag != 0xFF;
- const uint8_t back_tag = screen_data.FilesScreen.flags.is_root ? 240 : 245;
- const uint8_t y = GRID_ROWS - footer_h + 1;
- const uint8_t h = footer_h;
-
- CommandProcessor cmd;
- cmd.colors(normal_btn)
- .font(font_medium)
- .colors(has_selection ? normal_btn : action_btn)
- .tag(back_tag).button( BTN_POS(4,y), BTN_SIZE(3,h), GET_TEXT_F(MSG_BACK))
- .enabled(has_selection)
- .colors(has_selection ? action_btn : normal_btn);
- if (screen_data.FilesScreen.flags.is_dir) {
- cmd.tag(244).button( BTN_POS(1, y), BTN_SIZE(3,h), GET_TEXT_F(MSG_BUTTON_OPEN));
- } else {
- cmd.tag(243).button( BTN_POS(1, y), BTN_SIZE(3,h), GET_TEXT_F(MSG_BUTTON_PRINT));
- }
- }
-
- void FilesScreen::onRedraw(draw_mode_t what) {
- if (what & FOREGROUND) {
- drawHeader();
- drawSelectedFile();
- drawFooter();
- }
- }
-
- void FilesScreen::gotoPage(uint8_t page) {
- screen_data.FilesScreen.selected_tag = 0xFF;
- screen_data.FilesScreen.cur_page = page;
- CommandProcessor cmd;
- cmd.cmd(CMD_DLSTART)
- .cmd(CLEAR_COLOR_RGB(bg_color))
- .cmd(CLEAR(true,true,true))
- .colors(normal_btn);
- drawFileList();
- storeBackground();
- }
-
- bool FilesScreen::onTouchEnd(uint8_t tag) {
- switch (tag) {
- case 240: GOTO_PREVIOUS(); return true;
- case 241:
- if (screen_data.FilesScreen.cur_page > 0) {
- gotoPage(screen_data.FilesScreen.cur_page-1);
- }
- break;
- case 242:
- if (screen_data.FilesScreen.cur_page < (screen_data.FilesScreen.num_page-1)) {
- gotoPage(screen_data.FilesScreen.cur_page+1);
- }
- break;
- case 243:
- ConfirmStartPrintDialogBox::show(getSelectedFileIndex());
- return true;
- case 244:
- {
- FileList files;
- files.changeDir(getSelectedShortFilename());
- gotoPage(0);
- }
- break;
- case 245:
- {
- FileList files;
- files.upDir();
- gotoPage(0);
- }
- break;
- default:
- if (tag < 240) {
- screen_data.FilesScreen.selected_tag = tag;
- #if ENABLED(SCROLL_LONG_FILENAMES) && (FTDI_API_LEVEL >= 810)
- if (FTDI::ftdi_chip >= 810) {
- const char *longFilename = getSelectedLongFilename();
- if (longFilename[0]) {
- CommandProcessor cmd;
- uint16_t text_width = cmd.font(font_medium).text_width(longFilename);
- screen_data.FilesScreen.scroll_pos = 0;
- if (text_width > display_width)
- screen_data.FilesScreen.scroll_max = text_width - display_width + MARGIN_L + MARGIN_R;
- else
- screen_data.FilesScreen.scroll_max = 0;
- }
- }
- #endif
- }
- break;
- }
- return true;
- }
-
- void FilesScreen::onIdle() {
- #if ENABLED(SCROLL_LONG_FILENAMES) && (FTDI_API_LEVEL >= 810)
- if (FTDI::ftdi_chip >= 810) {
- CLCD::mem_write_32(CLCD::REG::MACRO_0,
- VERTEX_TRANSLATE_X(-int32_t(screen_data.FilesScreen.scroll_pos)));
- if (screen_data.FilesScreen.scroll_pos < screen_data.FilesScreen.scroll_max * 16)
- screen_data.FilesScreen.scroll_pos++;
- }
- #endif
- }
-
- #endif // TOUCH_UI_FTDI_EVE
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