Initial selection support.
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cb21322745
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c29c43e056
@ -181,6 +181,11 @@ typedef struct guac_terminal_display {
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*/
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int glyph_background;
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/**
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* Layer above default layer which highlights selected text.
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*/
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guac_layer* select_layer;
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/**
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* A single wide layer holding each glyph, with each glyph only
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* colored with foreground color (background remains transparent).
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@ -237,5 +242,11 @@ void guac_terminal_display_resize(guac_terminal_display* display, int width, int
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*/
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void guac_terminal_display_flush(guac_terminal_display* display);
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/**
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* Draws the text selection rectangle from the given coordinates to the given end coordinates.
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*/
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void guac_terminal_display_select(guac_terminal_display* display,
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int start_row, int start_col, int end_row, int end_col);
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#endif
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@ -353,6 +353,8 @@ guac_terminal_display* guac_terminal_display_alloc(guac_client* client, int fore
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display->glyph_stroke = guac_client_alloc_buffer(client);
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display->filled_glyphs = guac_client_alloc_buffer(client);
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display->select_layer = guac_client_alloc_layer(client);
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/* Get font */
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display->font_desc = pango_font_description_new();
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pango_font_description_set_family(display->font_desc, "monospace");
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@ -573,6 +575,11 @@ void guac_terminal_display_resize(guac_terminal_display* display, int width, int
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display->char_width * width,
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display->char_height * height);
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guac_protocol_send_size(display->client->socket,
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display->select_layer,
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display->char_width * width,
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display->char_height * height);
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}
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void __guac_terminal_display_flush_copy(guac_terminal_display* display) {
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@ -880,3 +887,87 @@ void guac_terminal_display_flush(guac_terminal_display* display) {
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}
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void guac_terminal_display_select(guac_terminal_display* display,
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int start_row, int start_col, int end_row, int end_col) {
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guac_socket* socket = display->client->socket;
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guac_layer* select_layer = display->select_layer;
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guac_client_log_info(display->client, "START_COL=%i", start_col);
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/* If single row, just need one rectangle */
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if (start_row == end_row) {
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/* Ensure proper ordering of columns */
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if (start_col > end_col) {
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int temp = start_col;
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start_col = end_col;
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end_col = temp;
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}
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/* Select characters between columns */
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guac_protocol_send_rect(socket, select_layer,
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start_col * display->char_width,
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start_row * display->char_height,
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(end_col - start_col + 1) * display->char_width,
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display->char_height);
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}
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/* Otherwise, need three */
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else {
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/* Ensure proper ordering of start and end coords */
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if (start_row > end_row) {
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int temp;
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temp = start_row;
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start_row = end_row;
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end_row = temp;
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temp = start_col;
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start_col = end_col;
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end_col = temp;
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}
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/* First row */
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guac_protocol_send_rect(socket, select_layer,
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start_col * display->char_width,
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start_row * display->char_height,
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display->width * display->char_width,
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display->char_height);
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/* Middle */
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guac_protocol_send_rect(socket, select_layer,
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0,
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(start_row + 1) * display->char_height,
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display->width * display->char_width,
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(end_row - start_row - 1) * display->char_height);
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/* Last row */
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guac_protocol_send_rect(socket, select_layer,
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0,
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end_row * display->char_height,
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(end_col + 1) * display->char_width,
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display->char_height);
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}
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/* Draw new selection, erasing old */
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guac_protocol_send_cfill(socket, GUAC_COMP_SRC, select_layer,
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0x00, 0xFF, 0x00, 0x80);
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guac_socket_flush(socket);
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}
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@ -374,16 +374,44 @@ void guac_terminal_scroll_display_up(guac_terminal* terminal,
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}
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void guac_terminal_select_redraw(guac_terminal* terminal) {
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guac_terminal_display_select(terminal->display,
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terminal->selection_start_row + terminal->scroll_offset,
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terminal->selection_start_column,
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terminal->selection_end_row + terminal->scroll_offset,
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terminal->selection_end_column);
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}
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void guac_terminal_select_start(guac_terminal* terminal, int row, int column) {
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/* STUB */
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terminal->selection_start_row =
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terminal->selection_end_row = row;
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terminal->selection_start_column =
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terminal->selection_end_column = column;
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terminal->text_selected = true;
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guac_terminal_select_redraw(terminal);
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}
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void guac_terminal_select_update(guac_terminal* terminal, int row, int column) {
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/* STUB */
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if (row != terminal->selection_end_row || column != terminal->selection_end_column) {
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terminal->selection_end_row = row;
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terminal->selection_end_column = column;
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guac_terminal_select_redraw(terminal);
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}
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}
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void guac_terminal_select_end(guac_terminal* terminal) {
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/* STUB */
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terminal->text_selected = false;
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}
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void guac_terminal_copy_columns(guac_terminal* terminal, int row,
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