--- /dev/null
+
+/*
+ * 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 "bctheme.h"
+#include "bcwindowbase.h"
+#include "clip.h"
+#include "language.h"
+#include "vframe.h"
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+
+BC_Theme::BC_Theme()
+{
+ data_ptr = 0;
+ contents_ptr = 0;
+ last_image = 0;
+ last_pointer = 0;
+}
+
+BC_Theme::~BC_Theme()
+{
+ image_sets.remove_all_objects();
+}
+
+void BC_Theme::dump()
+{
+ printf("BC_Theme::dump 1 image_sets=%d contents=%d\n",
+ image_sets.total,
+ contents.total);
+ for(int i = 0; i < contents.total; i++)
+ printf(" %s %p\n", contents.values[i], pointers.values[i]);
+}
+
+BC_Resources* BC_Theme::get_resources()
+{
+ return BC_WindowBase::get_resources();
+}
+
+// These create single images for storage in the image_sets table.
+VFrame* BC_Theme::new_image(const char *title, const char *path)
+{
+ VFrame *existing_image = title[0] ? get_image(title, 0) : 0;
+ if(existing_image) return existing_image;
+
+ BC_ThemeSet *result = new BC_ThemeSet(1, 0, title);
+ result->data[0] = new VFramePng(get_image_data(path));
+ image_sets.append(result);
+ return result->data[0];
+}
+
+VFrame* BC_Theme::new_image(const char *path)
+{
+ return new_image("", path);
+}
+
+
+
+// These create image sets which are stored in the image_sets table.
+VFrame** BC_Theme::new_image_set(const char *title, int total, va_list *args)
+{
+ if(!total)
+ {
+ printf("BC_Theme::new_image_set %d %s zero number of images\n",
+ __LINE__,
+ title);
+ }
+
+ VFrame **existing_image_set = title[0] ? get_image_set(title, 0) : 0;
+ if(existing_image_set) return existing_image_set;
+
+ BC_ThemeSet *result = new BC_ThemeSet(total, 1, title);
+ image_sets.append(result);
+ for(int i = 0; i < total; i++)
+ {
+ char *path = va_arg(*args, char*);
+ result->data[i] = new_image(path);
+ }
+ return result->data;
+}
+
+VFrame** BC_Theme::new_image_set_images(const char *title, int total, ...)
+{
+ va_list list;
+ va_start(list, total);
+ BC_ThemeSet *existing_image_set = title[0] ? get_image_set_object(title) : 0;
+ if(existing_image_set)
+ {
+ image_sets.remove_object(existing_image_set);
+ }
+
+ BC_ThemeSet *result = new BC_ThemeSet(total, 0, title);
+ image_sets.append(result);
+ for(int i = 0; i < total; i++)
+ {
+ result->data[i] = va_arg(list, VFrame*);
+ }
+ va_end(list);
+ return result->data;
+}
+
+VFrame** BC_Theme::new_image_set(const char *title, int total, ...)
+{
+ va_list list;
+ va_start(list, total);
+ VFrame **result = new_image_set(title, total, &list);
+ va_end(list);
+
+ return result;
+}
+
+VFrame** BC_Theme::new_image_set(int total, ...)
+{
+ va_list list;
+ va_start(list, total);
+ VFrame **result = new_image_set("", total, &list);
+ va_end(list);
+
+ return result;
+}
+
+BC_ThemeSet* BC_Theme::get_image_set_object(const char *title)
+{
+// compare title[0],title[1] for faster prefix test
+ const unsigned char *bp = (const unsigned char*)title;
+ unsigned short tval = bp[0];
+ if( tval ) tval |= (bp[1] << 8);
+
+ for( int i=0; i < image_sets.total; ++i ) {
+ const char *tp = image_sets[i]->title;
+ bp = (const unsigned char *) tp;
+ unsigned short val = bp[0];
+ if( val ) val |= (bp[1] << 8);
+ if( val != tval ) continue;
+ if( !strcmp(tp, title) ) return image_sets[i];
+ }
+ return 0;
+}
+
+VFrame* BC_Theme::get_image(const char *title, int use_default)
+{
+ BC_ThemeSet* tsp = get_image_set_object(title);
+ if( tsp ) return tsp->data[0];
+
+
+// Return the first image it can find. This should always work.
+ if(use_default) {
+ printf("BC_Theme::get_image: image \"%s\" not found.\n",
+ title);
+ if(image_sets.total)
+ return image_sets[0]->data[0];
+ }
+
+// Give up and go to a movie.
+ return 0;
+}
+
+VFrame** BC_Theme::get_image_set(const char *title, int use_default)
+{
+ BC_ThemeSet* tsp = get_image_set_object(title);
+ if( tsp ) return tsp->data;
+
+// Get the image set with the largest number of images.
+ if(use_default)
+ {
+ printf("BC_Theme::get_image_set: image set \"%s\" not found.\n",
+ title);
+ int max_total = 0;
+ int max_number = -1;
+ for(int i = 0; i < image_sets.total; i++)
+ {
+ if(image_sets[i]->total > max_total)
+ {
+ max_total = image_sets[i]->total;
+ max_number = i;
+ }
+ }
+
+ if(max_number >= 0)
+ return image_sets[max_number]->data;
+ }
+
+// Give up and go to a movie
+ return 0;
+}
+
+
+
+
+
+
+
+
+
+
+
+VFrame** BC_Theme::new_button(const char *overlay_path,
+ const char *up_path,
+ const char *hi_path,
+ const char *dn_path,
+ const char *title)
+{
+ VFramePng default_data(get_image_data(overlay_path));
+ BC_ThemeSet *result = new BC_ThemeSet(3, 1, title ? title : "");
+ if(title) image_sets.append(result);
+
+ result->data[0] = new_image(up_path);
+ result->data[1] = new_image(hi_path);
+ result->data[2] = new_image(dn_path);
+ for(int i = 0; i < 3; i++)
+ {
+ overlay(result->data[i], &default_data, -1, -1, (i == 2));
+ }
+ return result->data;
+}
+
+
+VFrame** BC_Theme::new_button4(const char *overlay_path,
+ const char *up_path,
+ const char *hi_path,
+ const char *dn_path,
+ const char *disabled_path,
+ const char *title)
+{
+ VFramePng default_data(get_image_data(overlay_path));
+ BC_ThemeSet *result = new BC_ThemeSet(4, 1, title ? title : "");
+ if(title) image_sets.append(result);
+
+ result->data[0] = new_image(up_path);
+ result->data[1] = new_image(hi_path);
+ result->data[2] = new_image(dn_path);
+ result->data[3] = new_image(disabled_path);
+ for(int i = 0; i < 4; i++)
+ {
+ overlay(result->data[i], &default_data, -1, -1, (i == 2));
+ }
+ return result->data;
+}
+
+
+VFrame** BC_Theme::new_button(const char *overlay_path,
+ VFrame *up,
+ VFrame *hi,
+ VFrame *dn,
+ const char *title)
+{
+ VFramePng default_data(get_image_data(overlay_path));
+ BC_ThemeSet *result = new BC_ThemeSet(3, 0, title ? title : "");
+ if(title) image_sets.append(result);
+
+ result->data[0] = new VFrame(*up);
+ result->data[1] = new VFrame(*hi);
+ result->data[2] = new VFrame(*dn);
+ for(int i = 0; i < 3; i++)
+ overlay(result->data[i], &default_data, -1, -1, (i == 2));
+ return result->data;
+}
+
+
+VFrame** BC_Theme::new_toggle(const char *overlay_path,
+ const char *up_path,
+ const char *hi_path,
+ const char *checked_path,
+ const char *dn_path,
+ const char *checkedhi_path,
+ const char *title)
+{
+ VFramePng default_data(get_image_data(overlay_path));
+ BC_ThemeSet *result = new BC_ThemeSet(5, 1, title ? title : "");
+ if(title) image_sets.append(result);
+
+ result->data[0] = new_image(up_path);
+ result->data[1] = new_image(hi_path);
+ result->data[2] = new_image(checked_path);
+ result->data[3] = new_image(dn_path);
+ result->data[4] = new_image(checkedhi_path);
+ for(int i = 0; i < 5; i++)
+ overlay(result->data[i], &default_data, -1, -1, (i == 3));
+ return result->data;
+}
+
+VFrame** BC_Theme::new_toggle(const char *overlay_path,
+ VFrame *up,
+ VFrame *hi,
+ VFrame *checked,
+ VFrame *dn,
+ VFrame *checkedhi,
+ const char *title)
+{
+ VFramePng default_data(get_image_data(overlay_path));
+ BC_ThemeSet *result = new BC_ThemeSet(5, 0, title ? title : "");
+ if(title) image_sets.append(result);
+
+ result->data[0] = new VFrame(*up);
+ result->data[1] = new VFrame(*hi);
+ result->data[2] = new VFrame(*checked);
+ result->data[3] = new VFrame(*dn);
+ result->data[4] = new VFrame(*checkedhi);
+ for(int i = 0; i < 5; i++)
+ overlay(result->data[i], &default_data, -1, -1, (i == 3));
+ return result->data;
+}
+
+void BC_Theme::overlay(VFrame *dst, VFrame *src, int in_x1, int in_x2, int shift)
+{
+ int w;
+ int h;
+ unsigned char **in_rows;
+ unsigned char **out_rows;
+
+ if(in_x1 < 0)
+ {
+ w = MIN(src->get_w(), dst->get_w());
+ h = MIN(dst->get_h(), src->get_h());
+ in_x1 = 0;
+ in_x2 = w;
+ }
+ else
+ {
+ w = in_x2 - in_x1;
+ h = MIN(dst->get_h(), src->get_h());
+ }
+ in_rows = src->get_rows();
+ out_rows = dst->get_rows();
+
+ switch(src->get_color_model())
+ {
+ case BC_RGBA8888:
+ switch(dst->get_color_model())
+ {
+ case BC_RGBA8888:
+ for(int i = shift; i < h; i++)
+ {
+ unsigned char *in_row = 0;
+ unsigned char *out_row;
+
+ if(!shift)
+ {
+ in_row = in_rows[i] + in_x1 * 4;
+ out_row = out_rows[i];
+ }
+ else
+ {
+ in_row = in_rows[i - 1] + in_x1 * 4;
+ out_row = out_rows[i] + 4;
+ }
+
+ for(int j = shift; j < w; j++)
+ {
+ int opacity = in_row[3];
+ int transparency = 0xff - opacity;
+
+ out_row[0] = (in_row[0] * opacity + out_row[0] * transparency) / 0xff;
+ out_row[1] = (in_row[1] * opacity + out_row[1] * transparency) / 0xff;
+ out_row[2] = (in_row[2] * opacity + out_row[2] * transparency) / 0xff;
+ out_row[3] = MAX(in_row[3], out_row[3]);
+ out_row += 4;
+ in_row += 4;
+ }
+ }
+ break;
+
+ case BC_RGB888:
+ for(int i = shift; i < h; i++)
+ {
+ unsigned char *in_row;
+ unsigned char *out_row = out_rows[i];
+
+ if(!shift)
+ {
+ in_row = in_rows[i] + in_x1 * 3;
+ out_row = out_rows[i];
+ }
+ else
+ {
+ in_row = in_rows[i - 1] + in_x1 * 3;
+ out_row = out_rows[i] + 3;
+ }
+
+ for(int j = shift; j < w; j++)
+ {
+ int opacity = in_row[3];
+ int transparency = 0xff - opacity;
+ out_row[0] = (in_row[0] * opacity + out_row[0] * transparency) / 0xff;
+ out_row[1] = (in_row[1] * opacity + out_row[1] * transparency) / 0xff;
+ out_row[2] = (in_row[2] * opacity + out_row[2] * transparency) / 0xff;
+ out_row += 3;
+ in_row += 4;
+ }
+ }
+ break;
+ }
+ break;
+ }
+}
+
+void BC_Theme::set_data(unsigned char *ptr)
+{
+ contents_ptr = (char*)(ptr + sizeof(int));
+ int contents_size = *(int*)ptr - sizeof(int);
+ data_ptr = contents_ptr + contents_size;
+
+ for(int i = 0; i < contents_size; )
+ {
+ used.append(0);
+ contents.append(contents_ptr + i);
+ while(contents_ptr[i] && i < contents_size)
+ i++;
+ if(i < contents_size)
+ {
+ i++;
+ pointers.append((unsigned char*)data_ptr +
+ *(unsigned int*)(contents_ptr + i));
+ i += 4;
+ }
+ else
+ {
+ pointers.append((unsigned char*)data_ptr);
+ break;
+ }
+ }
+}
+
+unsigned char* BC_Theme::get_image_data(const char *title)
+{
+ if(!data_ptr)
+ {
+ fprintf(stderr, "BC_Theme::get_image_data: no data set\n");
+ return 0;
+ }
+
+// Image is the same as the last one
+ if(last_image && !strcasecmp(last_image, title))
+ {
+ return last_pointer;
+ }
+ else
+// Search for image anew.
+ for(int i = 0; i < contents.total; i++)
+ {
+ if(!strcasecmp(contents.values[i], title))
+ {
+ last_pointer = pointers.values[i];
+ last_image = contents.values[i];
+ used.values[i] = 1;
+ return pointers.values[i];
+ }
+ }
+
+ fprintf(stderr, _("Theme::get_image: %s not found.\n"), title);
+ return 0;
+}
+
+void BC_Theme::check_used()
+{
+// Can't use because some images are gotten the old fashioned way.
+return;
+ int got_it = 0;
+ for(int i = 0; i < used.total; i++)
+ {
+ if(!used.values[i])
+ {
+ if(!got_it)
+ printf(_("BC_Theme::check_used: Images aren't used.\n"));
+ printf("%s ", contents.values[i]);
+ got_it = 1;
+ }
+ }
+ if(got_it) printf("\n");
+}
+
+
+
+
+
+
+
+
+
+
+
+
+BC_ThemeSet::BC_ThemeSet(int total, int is_reference, const char *title)
+{
+ this->total = total;
+ this->title = new char[strlen(title) + 1];
+ strcpy(this->title, title);
+ this->is_reference = is_reference;
+ data = new VFrame*[total];
+}
+
+BC_ThemeSet::~BC_ThemeSet()
+{
+ if(data)
+ {
+ if(!is_reference)
+ {
+ for(int i = 0; i < total; i++)
+ delete data[i];
+ }
+
+ delete [] data;
+ }
+
+ delete [] title;
+}
+
+
+
+
+