paledit.h

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#ifndef INCL_PALEDIT
#define INCL_PALEDIT  1

/*
Copyright (C) 2000 The Exult Team

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 "objbrowse.h"
#include "rect.h"
#include <vector>

class Flex_file_info;
class U7object;

/*
 *  Show a palette.
 */
class Palette_edit: public Object_browser
  {
  Flex_file_info *flex_info;  // Where file data is stored.
  guchar *image;      // Holds data to render.
  int width, height;    // Dimensions of image.
  GtkWidget *draw;    // GTK draw area to display them in.
  GdkGC *drawgc;      // For drawing in 'draw'.
  std::vector<GdkRgbCmap*> palettes;  // The palettes to display.
  int cur_pal;      // Index of current palette.
  GtkColorSelectionDialog *colorsel;// Open color selector.
  GtkWidget *sbar;    // Status bar.
  GtkWidget *pspin;   // Spin button for palette #.
  GtkAdjustment *palnum_adj;  // For palette #.
  guint sbar_sel;     // Status bar context for selection.
  Rectangle selected_box;   // Location of selected color.
  GtkWidget *insert_btn, *remove_btn, *up_btn, *down_btn;
          // Blit onto screen.
  virtual void show(int x, int y, int w, int h);
  virtual void show()
    { Palette_edit::show(0, 0, 
      draw->allocation.width, draw->allocation.height);}
  void select(int new_sel); // Show new selection.
  virtual void load();    // Load from file data.
  virtual void render();    // Draw list.
          // Handle color-selector buttons.
  static int color_closed(GtkWidget *widget, GdkEvent *event, 
              gpointer data);
  static void color_cancel(GtkWidget *widget, gpointer data);
  static void color_okay(GtkWidget *widget, gpointer data);
  void double_clicked();    // Handle double-click on a color.
  GtkWidget *create_controls(); // Controls at bottom of browser.
  void enable_controls();   // Enable/disable controls after sel.
          //   has changed.
  void setup();     // Setup box.
  void new_palette();   // Create new palette.
  void update_flex(int pnum); // Update flex_info data.
public:
  Palette_edit(Flex_file_info *flinfo);
  ~Palette_edit();
  void show_palette(int palnum);  // Show desired palette.
          // Turn off selection.
  void unselect(bool need_render = true);
  void move_palette(bool up);
  void add_palette();
  void remove_palette();
          // Configure when created/resized.
  static gint configure(GtkWidget *widget, GdkEventConfigure *event,
              gpointer data);
          // Blit to screen.
  static gint expose(GtkWidget *widget, GdkEventExpose *event,
              gpointer data);
          // Handle mouse press.
  static gint mouse_press(GtkWidget *widget, GdkEventButton *event,
              gpointer data);
          // Give dragged palette.
  static void drag_data_get(GtkWidget *widget, GdkDragContext *context,
    GtkSelectionData *data, guint info, guint time, gpointer data);
          // Someone else selected.
  static gint selection_clear(GtkWidget *widget,
        GdkEventSelection *event, gpointer data);
  static gint drag_begin(GtkWidget *widget, GdkDragContext *context,
              gpointer data);
  static void palnum_changed(GtkAdjustment *adj, gpointer data);
  static void export_palette(char *fname, gpointer user_data);
  static void import_palette(char *fname, gpointer user_data);
  };

#endif

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