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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"
- #include "../screens.h"
- #include "../screen_data.h"
-
- #ifdef FTDI_FILES_SCREEN
-
- #if ENABLED(TOUCH_UI_PORTRAIT)
- #define GRID_COLS 6
- #define GRID_ROWS 15
- #define FILES_PER_PAGE 11
- #define PREV_DIR LEFT
- #define NEXT_DIR RIGHT
-
- #define PREV_POS BTN_POS(1,1), BTN_SIZE(1,2)
- #define HEAD_POS BTN_POS(2,1), BTN_SIZE(4,2)
- #define NEXT_POS BTN_POS(6,1), BTN_SIZE(1,2)
- #define LIST_POS BTN_POS(1,3), BTN_SIZE(6,FILES_PER_PAGE)
- #define BTN1_POS BTN_POS(1,14), BTN_SIZE(3,2)
- #define BTN2_POS BTN_POS(4,14), BTN_SIZE(3,2)
- #else
- #define GRID_COLS 12
- #define GRID_ROWS 8
- #define FILES_PER_PAGE 6
- #define PREV_DIR UP
- #define NEXT_DIR DOWN
-
- #define PREV_POS BTN_POS(12,2), BTN_SIZE(1,3)
- #define HEAD_POS BTN_POS( 1,1), BTN_SIZE(12,1)
- #define NEXT_POS BTN_POS(12,5), BTN_SIZE(1,4)
- #define LIST_POS BTN_POS( 1,2), BTN_SIZE(11,FILES_PER_PAGE)
- #define BTN1_POS BTN_POS( 1,8), BTN_SIZE(6,1)
- #define BTN2_POS BTN_POS( 7,8), BTN_SIZE(5,1)
- #endif
-
- using namespace FTDI;
- using namespace ExtUI;
- using namespace Theme;
-
- constexpr static FilesScreenData &mydata = screen_data.FilesScreen;
-
- void FilesScreen::onEntry() {
- mydata.cur_page = 0;
- mydata.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 shortName) {
- FileList files;
- files.seek(getSelectedFileIndex(), true);
- return shortName ? files.shortFilename() : files.filename();
- }
-
- void FilesScreen::drawSelectedFile() {
- if (mydata.selected_tag == 0xFF) return;
- FileList files;
- files.seek(getSelectedFileIndex(), true);
- mydata.flags.is_dir = files.isDir();
- drawFileButton(
- files.filename(),
- mydata.selected_tag,
- mydata.flags.is_dir,
- true
- );
- }
-
- uint16_t FilesScreen::getSelectedFileIndex() {
- return getFileForTag(mydata.selected_tag);
- }
-
- uint16_t FilesScreen::getFileForTag(uint8_t tag) {
- return mydata.cur_page * FILES_PER_PAGE + tag - 2;
- }
-
- void FilesScreen::drawFileButton(int x, int y, int w, int h, const char *filename, uint8_t tag, bool is_dir, bool is_highlighted) {
- #define SUB_COLS 6
- #define SUB_ROWS FILES_PER_PAGE
-
- const int bx = SUB_X(1);
- const int by = SUB_Y(getLineForTag(tag)+1);
- const int bw = SUB_W(6);
- const int bh = SUB_H(1);
-
- CommandProcessor cmd;
- cmd.tag(tag);
- cmd.cmd(COLOR_RGB(is_highlighted ? fg_action : bg_color));
- cmd.font(font_medium).rectangle(bx, by, bw, bh);
- cmd.cmd(COLOR_RGB(is_highlighted ? normal_btn.rgb : bg_text_enabled));
- #if ENABLED(SCROLL_LONG_FILENAMES)
- if (is_highlighted) {
- cmd.cmd(SAVE_CONTEXT());
- cmd.cmd(SCISSOR_XY(x,y));
- cmd.cmd(SCISSOR_SIZE(w,h));
- cmd.cmd(MACRO(0));
- cmd.text(bx, by, bw, bh, filename, OPT_CENTERY | OPT_NOFIT);
- } else
- #endif
- draw_text_with_ellipsis(cmd, bx,by, bw - (is_dir ? 20 : 0), bh, filename, OPT_CENTERY, font_medium);
- if (is_dir && !is_highlighted) cmd.text(bx, by, bw, bh, F("> "), OPT_CENTERY | OPT_RIGHTX);
- #if ENABLED(SCROLL_LONG_FILENAMES)
- if (is_highlighted) cmd.cmd(RESTORE_CONTEXT());
- #endif
- }
-
- void FilesScreen::drawFileList() {
- FileList files;
- mydata.num_page = max(1,ceil(float(files.count()) / FILES_PER_PAGE));
- mydata.cur_page = min(mydata.cur_page, mydata.num_page-1);
- mydata.flags.is_root = files.isAtRootDir();
- mydata.flags.is_empty = true;
-
- uint16_t fileIndex = mydata.cur_page * FILES_PER_PAGE;
- for (uint8_t i = 0; i < FILES_PER_PAGE; i++, fileIndex++) {
- if (!files.seek(fileIndex)) break;
- drawFileButton(files.filename(), getTagForLine(i), files.isDir(), false);
- mydata.flags.is_empty = false;
- }
- }
-
- void FilesScreen::drawHeader() {
- char str[16];
- sprintf_P(str, PSTR("Page %d of %d"), mydata.cur_page + 1, mydata.num_page);
-
- CommandProcessor cmd;
- cmd.colors(normal_btn)
- .font(font_small)
- .tag(0).button(HEAD_POS, str, OPT_CENTER | OPT_FLAT);
- }
-
- void FilesScreen::drawArrows() {
- const bool prev_enabled = mydata.cur_page > 0;
- const bool next_enabled = mydata.cur_page < (mydata.num_page - 1);
-
- CommandProcessor cmd;
- cmd.colors(normal_btn);
- cmd.tag(242).enabled(prev_enabled).button(PREV_POS, F("")); if (prev_enabled) drawArrow(PREV_POS, PREV_DIR);
- cmd.tag(243).enabled(next_enabled).button(NEXT_POS, F("")); if (next_enabled) drawArrow(NEXT_POS, NEXT_DIR);
- }
-
- void FilesScreen::drawFooter() {
- const bool has_selection = mydata.selected_tag != 0xFF;
-
- CommandProcessor cmd;
- cmd.colors(normal_btn)
- .font(font_medium)
- .colors(has_selection ? normal_btn : action_btn);
-
- if (mydata.flags.is_root)
- cmd.tag(240).button(BTN2_POS, GET_TEXT_F(MSG_BUTTON_DONE));
- else
- cmd.tag(245).button(BTN2_POS, F("Up Dir"));
-
- cmd.enabled(has_selection)
- .colors(has_selection ? action_btn : normal_btn);
-
- if (mydata.flags.is_dir)
- cmd.tag(244).button(BTN1_POS, GET_TEXT_F(MSG_BUTTON_OPEN));
- else
- cmd.tag(241).button(BTN1_POS, GET_TEXT_F(MSG_BUTTON_PRINT));
- }
-
- void FilesScreen::drawFileButton(const char *filename, uint8_t tag, bool is_dir, bool is_highlighted) {
- #undef MARGIN_L
- #undef MARGIN_R
- #define MARGIN_L 0
- #define MARGIN_R 0
- drawFileButton(LIST_POS, filename, tag, is_dir, is_highlighted);
- }
-
- void FilesScreen::onRedraw(draw_mode_t what) {
- if (what & FOREGROUND) {
- drawHeader();
- drawArrows();
- drawSelectedFile();
- drawFooter();
- }
- }
-
- void FilesScreen::gotoPage(uint8_t page) {
- mydata.selected_tag = 0xFF;
- mydata.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: // Done button
- GOTO_PREVIOUS();
- return true;
- case 241: // Print highlighted file
- ConfirmStartPrintDialogBox::show(getSelectedFileIndex());
- return true;
- case 242: // Previous page
- if (mydata.cur_page > 0) {
- gotoPage(mydata.cur_page-1);
- }
- break;
- case 243: // Next page
- if (mydata.cur_page < (mydata.num_page-1)) {
- gotoPage(mydata.cur_page+1);
- }
- break;
- case 244: // Select directory
- {
- FileList files;
- files.changeDir(getSelectedShortFilename());
- gotoPage(0);
- }
- break;
- case 245: // Up directory
- {
- FileList files;
- files.upDir();
- gotoPage(0);
- }
- break;
- default: // File selected
- if (tag < 240) {
- mydata.selected_tag = tag;
- #if ENABLED(SCROLL_LONG_FILENAMES) && (FTDI_API_LEVEL >= 810)
- mydata.scroll_pos = 0;
- mydata.scroll_max = 0;
- if (FTDI::ftdi_chip >= 810) {
- const char *filename = getSelectedFilename();
- if (filename[0]) {
- CommandProcessor cmd;
- constexpr int dim[4] = {LIST_POS};
- const uint16_t text_width = cmd.font(font_medium).text_width(filename);
- if (text_width > dim[2])
- mydata.scroll_max = text_width - dim[2] + MARGIN_L + MARGIN_R + 10;
- }
- }
- #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(mydata.scroll_pos)));
- if (mydata.scroll_pos < mydata.scroll_max * 16)
- mydata.scroll_pos++;
- }
- #endif
- }
-
- void FilesScreen::onMediaRemoved() {
- if (AT_SCREEN(FilesScreen)) GOTO_SCREEN(StatusScreen);
- }
-
- #endif // FTDI_FILES_SCREEN
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