Merge CV, ver=5.1; ops/methods from HV, and interface from CV where possible

[goodguy/history.git] / cinelerra-5.1 / guicast / bctitle.C

diff --git a/cinelerra-5.1/guicast/bctitle.C b/cinelerra-5.1/guicast/bctitle.C
new file mode 100644 (file)
index 0000000..3716e3b
--- /dev/null
+++ b/cinelerra-5.1/guicast/bctitle.C
@@ -0,0 +1,208 @@
+
+/*
+ * CINELERRA
+ * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
+ *
+ * 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 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.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ */
+
+#include "bcresources.h"
+#include "bctitle.h"
+#include "bcresources.h"
+#include <string.h>
+#include <unistd.h>
+
+BC_Title::BC_Title(int x,
+               int y,
+               const char *text,
+               int font,
+               int color,
+               int centered,
+               int fixed_w)
+ : BC_SubWindow(x, y, -1, -1, -1)
+{
+       this->font = font;
+       if(color < 0)
+               this->color = get_resources()->default_text_color;
+       else
+               this->color = color;
+       this->centered = centered;
+       this->fixed_w = fixed_w;
+       strcpy(this->text, text);
+}
+
+BC_Title::~BC_Title()
+{
+}
+
+
+int BC_Title::initialize()
+{
+       if(w <= 0 || h <= 0)
+               get_size(this, font, text, fixed_w, w, h);
+
+       if(centered) x -= w / 2;
+
+       BC_SubWindow::initialize();
+       draw(0);
+       show_window(0);
+       return 0;
+}
+
+int BC_Title::set_color(int color)
+{
+       this->color = color;
+       draw(0);
+       return 0;
+}
+
+int BC_Title::resize(int w, int h)
+{
+       resize_window(w, h);
+       draw(0);
+       return 0;
+}
+
+int BC_Title::reposition(int x, int y)
+{
+       reposition_window(x, y, w, h);
+       draw(0);
+       return 0;
+}
+
+
+int BC_Title::update(const char *text, int flush)
+{
+       int new_w, new_h;
+
+       strcpy(this->text, text);
+       get_size(this, font, text, fixed_w, new_w, new_h);
+       if(new_w > w || new_h > h)
+       {
+               resize_window(new_w, new_h);
+       }
+       draw(flush);
+       return 0;
+}
+
+void BC_Title::update(float value)
+{
+       char string[BCTEXTLEN];
+       sprintf(string, "%.04f", value);
+       update(string);
+}
+
+char* BC_Title::get_text()
+{
+       return text;
+}
+
+int BC_Title::draw(int flush)
+{
+       int i, j, x, y;
+
+// Fix background for block fonts.
+// This should eventually be included in a BC_WindowBase::is_blocked_font()
+
+       if(font == MEDIUM_7SEGMENT)
+       {
+               //leave it up to the theme to decide if we need a background or not.
+               if (top_level->get_resources()->draw_clock_background) {
+                       BC_WindowBase::set_color(get_bg_color());
+                       draw_box(0, 0, w, h);
+               }
+       }
+       else
+               draw_top_background(parent_window, 0, 0, w, h);
+
+       set_font(font);
+       BC_WindowBase::set_color(color);
+       int text_len = strlen(text);
+       j = 0;  x = 0;  y = get_text_ascent(font);
+       for(i = 0; i <= text_len; i++)
+       {
+               if(text[i] == '\n' || text[i] == 0)
+               {
+                       if(centered)
+                       {
+                               draw_center_text(get_w() / 2,
+                                       y,
+                                       &text[j],
+                                       i - j);
+                               j = i + 1;
+                       }
+                       else
+                       {
+                               draw_text(x,
+                                       y,
+                                       &text[j],
+                                       i - j);
+                               j = i + 1;
+                       }
+                       y += get_text_height(font);
+               }
+       }
+       set_font(MEDIUMFONT);    // reset
+       flash(flush);
+       return 0;
+}
+
+int BC_Title::calculate_w(BC_WindowBase *gui, const char *text, int font)
+{
+       int temp_w, temp_h;
+       get_size(gui, font, text, 0, temp_w, temp_h);
+       return temp_w;
+}
+
+int BC_Title::calculate_h(BC_WindowBase *gui, const char *text, int font)
+{
+       int temp_w, temp_h;
+       get_size(gui, font, text, 0, temp_w, temp_h);
+       return temp_h;
+}
+
+
+
+void BC_Title::get_size(BC_WindowBase *gui, int font, const char *text, int fixed_w, int &w, int &h)
+{
+       int i, j;
+       w = 0;
+       h = 0;
+       j = 0;
+
+       int text_len = strlen(text);
+       for(i = 0; i <= text_len; i++)
+       {
+               int line_w = 0;
+               if(text[i] == '\n')
+               {
+                       h++;
+                       line_w = gui->get_text_width(font, &text[j], i - j);
+                       j = i + 1;
+               }
+               else
+               if(text[i] == 0)
+               {
+                       h++;
+                       line_w = gui->get_text_width(font, &text[j]);
+               }
+               if(line_w > w) w = line_w;
+       }
+
+       h *= gui->get_text_height(font);
+       w += 5;
+       if(fixed_w > 0) w = fixed_w;
+}