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286 lines
8.9 KiB
286 lines
8.9 KiB
/********************
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* files_screen.cpp *
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********************/
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/****************************************************************************
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* Written By Mark Pelletier 2017 - Aleph Objects, Inc. *
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* Written By Marcio Teixeira 2018 - Aleph Objects, Inc. *
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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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* *
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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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* To view a copy of the GNU General Public License, go to the following *
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* location: <https://www.gnu.org/licenses/>. *
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****************************************************************************/
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#include "../config.h"
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#include "../screens.h"
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#include "../screen_data.h"
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#ifdef FTDI_FILES_SCREEN
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#if ENABLED(TOUCH_UI_PORTRAIT)
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#define GRID_COLS 6
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#define GRID_ROWS 15
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#define FILES_PER_PAGE 11
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#define PREV_DIR LEFT
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#define NEXT_DIR RIGHT
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#define PREV_POS BTN_POS(1,1), BTN_SIZE(1,2)
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#define HEAD_POS BTN_POS(2,1), BTN_SIZE(4,2)
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#define NEXT_POS BTN_POS(6,1), BTN_SIZE(1,2)
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#define LIST_POS BTN_POS(1,3), BTN_SIZE(6,FILES_PER_PAGE)
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#define BTN1_POS BTN_POS(1,14), BTN_SIZE(3,2)
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#define BTN2_POS BTN_POS(4,14), BTN_SIZE(3,2)
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#else
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#define GRID_COLS 12
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#define GRID_ROWS 8
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#define FILES_PER_PAGE 6
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#define PREV_DIR UP
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#define NEXT_DIR DOWN
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#define PREV_POS BTN_POS(12,2), BTN_SIZE(1,3)
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#define HEAD_POS BTN_POS( 1,1), BTN_SIZE(12,1)
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#define NEXT_POS BTN_POS(12,5), BTN_SIZE(1,4)
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#define LIST_POS BTN_POS( 1,2), BTN_SIZE(11,FILES_PER_PAGE)
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#define BTN1_POS BTN_POS( 1,8), BTN_SIZE(6,1)
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#define BTN2_POS BTN_POS( 7,8), BTN_SIZE(5,1)
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#endif
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using namespace FTDI;
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using namespace ExtUI;
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using namespace Theme;
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constexpr static FilesScreenData &mydata = screen_data.FilesScreen;
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void FilesScreen::onEntry() {
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mydata.cur_page = 0;
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mydata.selected_tag = 0xFF;
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#if ENABLED(SCROLL_LONG_FILENAMES) && (FTDI_API_LEVEL >= 810)
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CLCD::mem_write_32(CLCD::REG::MACRO_0,DL::NOP);
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#endif
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gotoPage(0);
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BaseScreen::onEntry();
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}
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const char *FilesScreen::getSelectedFilename(bool shortName) {
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FileList files;
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files.seek(getSelectedFileIndex(), true);
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return shortName ? files.shortFilename() : files.filename();
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}
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void FilesScreen::drawSelectedFile() {
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if (mydata.selected_tag == 0xFF) return;
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FileList files;
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files.seek(getSelectedFileIndex(), true);
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mydata.flags.is_dir = files.isDir();
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drawFileButton(
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files.filename(),
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mydata.selected_tag,
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mydata.flags.is_dir,
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true
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);
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}
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uint16_t FilesScreen::getSelectedFileIndex() {
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return getFileForTag(mydata.selected_tag);
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}
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uint16_t FilesScreen::getFileForTag(uint8_t tag) {
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return mydata.cur_page * FILES_PER_PAGE + tag - 2;
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}
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void FilesScreen::drawFileButton(int x, int y, int w, int h, const char *filename, uint8_t tag, bool is_dir, bool is_highlighted) {
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#define SUB_COLS 6
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#define SUB_ROWS FILES_PER_PAGE
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const int bx = SUB_X(1);
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const int by = SUB_Y(getLineForTag(tag)+1);
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const int bw = SUB_W(6);
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const int bh = SUB_H(1);
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CommandProcessor cmd;
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cmd.tag(tag);
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cmd.cmd(COLOR_RGB(is_highlighted ? fg_action : bg_color));
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cmd.font(font_medium).rectangle(bx, by, bw, bh);
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cmd.cmd(COLOR_RGB(is_highlighted ? normal_btn.rgb : bg_text_enabled));
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#if ENABLED(SCROLL_LONG_FILENAMES)
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if (is_highlighted) {
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cmd.cmd(SAVE_CONTEXT());
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cmd.cmd(SCISSOR_XY(x,y));
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cmd.cmd(SCISSOR_SIZE(w,h));
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cmd.cmd(MACRO(0));
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cmd.text(bx, by, bw, bh, filename, OPT_CENTERY | OPT_NOFIT);
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} else
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#endif
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draw_text_with_ellipsis(cmd, bx,by, bw - (is_dir ? 20 : 0), bh, filename, OPT_CENTERY, font_medium);
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if (is_dir && !is_highlighted) cmd.text(bx, by, bw, bh, F("> "), OPT_CENTERY | OPT_RIGHTX);
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#if ENABLED(SCROLL_LONG_FILENAMES)
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if (is_highlighted) cmd.cmd(RESTORE_CONTEXT());
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#endif
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}
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void FilesScreen::drawFileList() {
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FileList files;
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mydata.num_page = max(1,ceil(float(files.count()) / FILES_PER_PAGE));
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mydata.cur_page = min(mydata.cur_page, mydata.num_page-1);
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mydata.flags.is_root = files.isAtRootDir();
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mydata.flags.is_empty = true;
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uint16_t fileIndex = mydata.cur_page * FILES_PER_PAGE;
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for (uint8_t i = 0; i < FILES_PER_PAGE; i++, fileIndex++) {
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if (!files.seek(fileIndex)) break;
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drawFileButton(files.filename(), getTagForLine(i), files.isDir(), false);
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mydata.flags.is_empty = false;
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}
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}
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void FilesScreen::drawHeader() {
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char str[16];
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sprintf_P(str, PSTR("Page %d of %d"), mydata.cur_page + 1, mydata.num_page);
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CommandProcessor cmd;
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cmd.colors(normal_btn)
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.font(font_small)
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.tag(0).button(HEAD_POS, str, OPT_CENTER | OPT_FLAT);
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}
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void FilesScreen::drawArrows() {
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const bool prev_enabled = mydata.cur_page > 0;
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const bool next_enabled = mydata.cur_page < (mydata.num_page - 1);
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CommandProcessor cmd;
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cmd.colors(normal_btn);
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cmd.tag(242).enabled(prev_enabled).button(PREV_POS, F("")); if (prev_enabled) drawArrow(PREV_POS, PREV_DIR);
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cmd.tag(243).enabled(next_enabled).button(NEXT_POS, F("")); if (next_enabled) drawArrow(NEXT_POS, NEXT_DIR);
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}
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void FilesScreen::drawFooter() {
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const bool has_selection = mydata.selected_tag != 0xFF;
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CommandProcessor cmd;
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cmd.colors(normal_btn)
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.font(font_medium)
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.colors(has_selection ? normal_btn : action_btn);
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if (mydata.flags.is_root)
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cmd.tag(240).button(BTN2_POS, GET_TEXT_F(MSG_BUTTON_DONE));
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else
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cmd.tag(245).button(BTN2_POS, F("Up Dir"));
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cmd.enabled(has_selection)
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.colors(has_selection ? action_btn : normal_btn);
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if (mydata.flags.is_dir)
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cmd.tag(244).button(BTN1_POS, GET_TEXT_F(MSG_BUTTON_OPEN));
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else
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cmd.tag(241).button(BTN1_POS, GET_TEXT_F(MSG_BUTTON_PRINT));
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}
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void FilesScreen::drawFileButton(const char *filename, uint8_t tag, bool is_dir, bool is_highlighted) {
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#undef MARGIN_L
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#undef MARGIN_R
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#define MARGIN_L 0
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#define MARGIN_R 0
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drawFileButton(LIST_POS, filename, tag, is_dir, is_highlighted);
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}
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void FilesScreen::onRedraw(draw_mode_t what) {
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if (what & FOREGROUND) {
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drawHeader();
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drawArrows();
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drawSelectedFile();
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drawFooter();
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}
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}
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void FilesScreen::gotoPage(uint8_t page) {
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mydata.selected_tag = 0xFF;
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mydata.cur_page = page;
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CommandProcessor cmd;
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cmd.cmd(CMD_DLSTART)
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.cmd(CLEAR_COLOR_RGB(bg_color))
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.cmd(CLEAR(true,true,true))
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.colors(normal_btn);
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drawFileList();
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storeBackground();
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}
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bool FilesScreen::onTouchEnd(uint8_t tag) {
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switch (tag) {
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case 240: // Done button
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GOTO_PREVIOUS();
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return true;
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case 241: // Print highlighted file
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ConfirmStartPrintDialogBox::show(getSelectedFileIndex());
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return true;
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case 242: // Previous page
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if (mydata.cur_page > 0) {
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gotoPage(mydata.cur_page-1);
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}
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break;
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case 243: // Next page
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if (mydata.cur_page < (mydata.num_page-1)) {
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gotoPage(mydata.cur_page+1);
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}
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break;
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case 244: // Select directory
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{
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FileList files;
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files.changeDir(getSelectedShortFilename());
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gotoPage(0);
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}
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break;
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case 245: // Up directory
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{
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FileList files;
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files.upDir();
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gotoPage(0);
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}
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break;
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default: // File selected
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if (tag < 240) {
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mydata.selected_tag = tag;
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#if ENABLED(SCROLL_LONG_FILENAMES) && (FTDI_API_LEVEL >= 810)
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mydata.scroll_pos = 0;
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mydata.scroll_max = 0;
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if (FTDI::ftdi_chip >= 810) {
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const char *filename = getSelectedFilename();
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if (filename[0]) {
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CommandProcessor cmd;
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constexpr int dim[4] = {LIST_POS};
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const uint16_t text_width = cmd.font(font_medium).text_width(filename);
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if (text_width > dim[2])
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mydata.scroll_max = text_width - dim[2] + MARGIN_L + MARGIN_R + 10;
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}
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}
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#endif
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}
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break;
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}
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return true;
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}
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void FilesScreen::onIdle() {
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#if ENABLED(SCROLL_LONG_FILENAMES) && (FTDI_API_LEVEL >= 810)
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if (FTDI::ftdi_chip >= 810) {
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CLCD::mem_write_32(CLCD::REG::MACRO_0,
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VERTEX_TRANSLATE_X(-int32_t(mydata.scroll_pos)));
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if (mydata.scroll_pos < mydata.scroll_max * 16)
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mydata.scroll_pos++;
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}
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#endif
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}
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void FilesScreen::onMediaRemoved() {
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if (AT_SCREEN(FilesScreen)) GOTO_SCREEN(StatusScreen);
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}
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#endif // FTDI_FILES_SCREEN
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