Brush container (unfinished). Temporarily bound to right-click 'Brush FX'. Only accepts monochrome brushes of any size at the moment.

git-svn-id: svn://pulkomandy.tk/GrafX2/trunk@997 416bcca6-2ee7-4201-b75f-2eb2f807beb1

buttons.c

@@ -51,6 +51,7 @@
 #include "windows.h"
 #include "brush.h"
 #include "input.h"
+#include "special.h"
 
 #if defined(__amigaos4__) || defined(__AROS__) || defined(__MORPHOS__) || defined(__amigaos__)
     #include <proto/dos.h>
@@ -5633,12 +5634,184 @@ void Button_Text()
   }
 }
 
+void Display_stored_brush_in_window(word x_pos,word y_pos,int index)
+{
+  if (Brush_container[index].Paintbrush_shape <= PAINTBRUSH_SHAPE_MISC)
+  {
+    int x,y;
+    int offset_x=0, offset_y=0;
+    //int brush_offset_x=0, brush_offset_y=0;
+    
+    // Determine draw offset (small brushes are stacked on corner of their preview)
+    if (Brush_container[index].Width<BRUSH_CONTAINER_PREVIEW_WIDTH)
+      offset_x = (BRUSH_CONTAINER_PREVIEW_WIDTH-Brush_container[index].Width)/2;
+    if (Brush_container[index].Height<BRUSH_CONTAINER_PREVIEW_HEIGHT)
+      offset_y = (BRUSH_CONTAINER_PREVIEW_HEIGHT-Brush_container[index].Height)/2;
+    // Determine corner pixel of paintbrush to draw (if bigger than preview area) 
+    //
+    
+    // Clear
+    Window_rectangle(x_pos,y_pos,BRUSH_CONTAINER_PREVIEW_WIDTH,BRUSH_CONTAINER_PREVIEW_HEIGHT,MC_Light);
+    
+    // Draw up to 16x16
+    for (y=0; y<Brush_container[index].Height && y<BRUSH_CONTAINER_PREVIEW_HEIGHT; y++)
+      for (x=0; x<Brush_container[index].Width && x<BRUSH_CONTAINER_PREVIEW_WIDTH; x++)
+        Pixel_in_window(x_pos+x+offset_x,y_pos+y+offset_y,Brush_container[index].Thumbnail[y][x]?MC_Black:MC_Light);
+    Update_window_area(x_pos,y_pos,BRUSH_CONTAINER_PREVIEW_WIDTH,BRUSH_CONTAINER_PREVIEW_HEIGHT);
+    
+  }
+  if (Brush_container[index].Paintbrush_shape == PAINTBRUSH_SHAPE_COLOR_BRUSH)
+  {
+  
+  }
+}
 
+void Store_brush(int index)
+{
+  if (Brush_container[index].Paintbrush_shape < PAINTBRUSH_SHAPE_MAX)
+  {
+    // Free previous stored brush
+    Brush_container[index].Paintbrush_shape = PAINTBRUSH_SHAPE_MAX;
+    free(Brush_container[index].Brush);
+    Brush_container[index].Brush = NULL;
+  }
 
-/*
-BUTTON_GRADRECT
--BUTTON_SPHERES       (Ellipses dégradées à améliorer)
-BUTTON_TEXT
--BUTTON_ADJUST       (Effets sur l'image)
--BUTTON_BRUSH_EFFECTS (Distort, Rot. any angle)
-*/
+  // Store a mono brush
+  if (Paintbrush_shape <= PAINTBRUSH_SHAPE_MISC)
+  {
+    int x,y;
+    int brush_offset_x=0, brush_offset_y=0;
+    
+    Brush_container[index].Paintbrush_shape=Paintbrush_shape;
+    Brush_container[index].Width=Paintbrush_width;
+    Brush_container[index].Height=Paintbrush_height;
+    memcpy(Brush_container[index].Palette,Main_palette,sizeof(T_Palette));
+    // Preview: pick center for big mono brush
+    if (Paintbrush_width>BRUSH_CONTAINER_PREVIEW_WIDTH)
+      brush_offset_x = (Paintbrush_width-BRUSH_CONTAINER_PREVIEW_WIDTH)/2;
+    if (Paintbrush_height>BRUSH_CONTAINER_PREVIEW_HEIGHT)
+      brush_offset_y = (Paintbrush_height-BRUSH_CONTAINER_PREVIEW_HEIGHT)/2;
+
+    for (y=0; y<BRUSH_CONTAINER_PREVIEW_HEIGHT && y<Paintbrush_height; y++)
+      for (x=0; x<BRUSH_CONTAINER_PREVIEW_WIDTH && x<Paintbrush_width; x++)
+        Brush_container[index].Thumbnail[y][x]=Paintbrush_sprite[((y+brush_offset_y)*MAX_PAINTBRUSH_SIZE)+x+brush_offset_x];
+    // Re-init the rest
+    Brush_container[index].Transp_color=0;
+  }
+}
+
+byte Restore_brush(int index)
+{
+  byte shape;
+  word x_pos;
+  word y_pos;
+  
+  shape = Brush_container[index].Paintbrush_shape;
+  
+  if (shape == PAINTBRUSH_SHAPE_MAX)
+    return 0;
+  // Mono brushes
+  if (shape <= PAINTBRUSH_SHAPE_MISC)
+  {
+    Paintbrush_shape=shape;
+    Paintbrush_width=Brush_container[index].Width;
+    Paintbrush_height=Brush_container[index].Height;
+    if (shape == PAINTBRUSH_SHAPE_HORIZONTAL_BAR)
+      Paintbrush_height=1;
+    else if (shape == PAINTBRUSH_SHAPE_VERTICAL_BAR)
+      Paintbrush_width=1;
+    
+    if (Paintbrush_width <= BRUSH_CONTAINER_PREVIEW_WIDTH &&
+        Paintbrush_height <= BRUSH_CONTAINER_PREVIEW_HEIGHT)
+    {
+      // Manually copy the "pixels"
+      for (y_pos=0; y_pos<Paintbrush_height; y_pos++)
+        for (x_pos=0; x_pos<Paintbrush_width; x_pos++)
+          Paintbrush_sprite[(y_pos*MAX_PAINTBRUSH_SIZE)+x_pos]=Brush_container[index].Thumbnail[y_pos][x_pos];
+          
+      Paintbrush_offset_X=Paintbrush_width>>1;
+      Paintbrush_offset_Y=Paintbrush_height>>1;
+    }
+    else
+    {
+      // Recreate the brush pixels from its shape and dimensions
+      Set_paintbrush_size(Paintbrush_width,Paintbrush_height);
+    }
+  }
+  
+  Change_paintbrush_shape(shape);
+  return 1;
+}
+
+void Button_Brush_container(void)
+{
+  short clicked_button;
+  short x_pos,y_pos;
+  byte index;
+
+  Open_window(BRUSH_CONTAINER_COLUMNS*(BRUSH_CONTAINER_PREVIEW_WIDTH+8)+8,
+    BRUSH_CONTAINER_ROWS*(BRUSH_CONTAINER_PREVIEW_HEIGHT+8)+40,
+    "Brushes");
+
+  Window_set_normal_button(
+    (BRUSH_CONTAINER_COLUMNS*(BRUSH_CONTAINER_PREVIEW_WIDTH+8)-59)/2,
+    (BRUSH_CONTAINER_ROWS)*(BRUSH_CONTAINER_PREVIEW_HEIGHT+8)+18,
+    67,14,"Cancel",0,1,KEY_ESC); // 1
+
+  index=0;
+  for (index=0; index < BRUSH_CONTAINER_ROWS*BRUSH_CONTAINER_COLUMNS; index++)
+  {
+    x_pos = (index % BRUSH_CONTAINER_COLUMNS)*(BRUSH_CONTAINER_PREVIEW_WIDTH+8)+7;
+    y_pos = (index / BRUSH_CONTAINER_COLUMNS)*(BRUSH_CONTAINER_PREVIEW_HEIGHT+8)+18;
+    Window_set_normal_button(
+      x_pos,
+      y_pos,
+      BRUSH_CONTAINER_PREVIEW_WIDTH+2,
+      BRUSH_CONTAINER_PREVIEW_HEIGHT+2,
+      "",0,1,SDLK_LAST);
+    Display_stored_brush_in_window(x_pos+1, y_pos+1, index);
+  }
+  Update_window_area(0,0,Window_width, Window_height);
+
+  Display_cursor();
+
+  do
+  {
+    clicked_button=Window_clicked_button();
+    //if (Is_shortcut(Key,0x100+BUTTON_HELP))
+    //  Window_help(BUTTON_PAINTBRUSHES, NULL);
+    
+    if (clicked_button == 1)
+      break;
+      
+    if (clicked_button>1)
+    {
+      index = clicked_button-2;
+      
+      if (Window_attribute1==RIGHT_SIDE)
+      {
+        // Store
+        
+        x_pos = (index % BRUSH_CONTAINER_COLUMNS)*(BRUSH_CONTAINER_PREVIEW_WIDTH+8)+7;
+        y_pos = (index / BRUSH_CONTAINER_COLUMNS)*(BRUSH_CONTAINER_PREVIEW_HEIGHT+8)+18;
+      
+        Store_brush(index);
+        Hide_cursor();
+        Display_stored_brush_in_window(x_pos+1, y_pos+1, index);
+        Display_cursor();
+      }
+      else
+      {
+        // Restore and exit
+      
+        if (Restore_brush(index))
+          break;
+      }
+    }
+  }
+  while (1);
+  Close_window();
+
+  //Unselect_button(BUTTON_PAINTBRUSHES);
+  Display_cursor();
+}

buttons.h

@@ -651,5 +651,7 @@ void Button_Smooth_menu(void);
 */
 void Button_Smear_mode(void);
 
+void Button_Brush_container(void);
+
 #endif
 

const.h

@@ -65,6 +65,11 @@
 /// Character to display in menus for an ellipsis.
 #define ELLIPSIS_CHARACTER       '…'
 
+#define BRUSH_CONTAINER_PREVIEW_WIDTH    16  ///< Size for preview of a brush in Brush container
+#define BRUSH_CONTAINER_PREVIEW_HEIGHT   16  ///< Size for preview of a brush in Brush container
+#define BRUSH_CONTAINER_COLUMNS          4  ///< Number of columns in the Brush container
+#define BRUSH_CONTAINER_ROWS             3  ///< Number of rows in the Brush container
+
 ///
 /// We force the dynamic backup page allocation to leave a minimum of 
 /// 256Kb of free memory, to allow the rest of the program to work safely.
@@ -210,7 +215,8 @@ enum PAINTBRUSH_SHAPES
   PAINTBRUSH_SHAPE_MISC,        ///< A raw monochrome bitmap, can't be resized. This must be the last of the preset paintbrush types.
   PAINTBRUSH_SHAPE_POINT,       ///< Used to reduce the paintbrush to a single pixel, during operations like colorpicker.
   PAINTBRUSH_SHAPE_COLOR_BRUSH, ///< User's brush, in color mode
-  PAINTBRUSH_SHAPE_MONO_BRUSH   ///< User's brush, in mono mode
+  PAINTBRUSH_SHAPE_MONO_BRUSH,  ///< User's brush, in mono mode
+  PAINTBRUSH_SHAPE_MAX          ///< Upper limit.
 };
 
 /// Normal resting state for a menu button.

global.h

@@ -830,6 +830,8 @@ GFX2_GLOBAL short Colorpicker_X;
 /// Position of the colorpicker tool, in image coordinates.
 GFX2_GLOBAL short Colorpicker_Y;
 
+/// Brush container
+GFX2_GLOBAL T_Brush_template Brush_container[BRUSH_CONTAINER_COLUMNS*BRUSH_CONTAINER_ROWS];
 
 #ifdef GLOBAL_VARIABLES
   byte CURSOR_FOR_OPERATION[NB_OPERATIONS]=

init.c

@@ -1063,7 +1063,7 @@ void Init_buttons(void)
                      106,18,
                      16,16,
                      BUTTON_SHAPE_RECTANGLE,
-                     Button_Brush_FX,Button_Brush_FX,
+                     Button_Brush_FX,Button_Brush_container,
                      Do_nothing,
                      FAMILY_INSTANT);
 
@@ -2446,3 +2446,23 @@ void Init_sighandler(void)
 #endif
 }
 
+void Init_brush_container(void)
+{
+  int i;
+  
+  for (i=0; i<BRUSH_CONTAINER_COLUMNS*BRUSH_CONTAINER_ROWS; i++)
+  {
+    int x,y;
+    
+    Brush_container[i].Paintbrush_shape=PAINTBRUSH_SHAPE_MAX;
+    Brush_container[i].Width=0;
+    Brush_container[i].Height=0;
+    memset(Brush_container[i].Palette,sizeof(T_Palette),0);
+    Brush_container[i].Transp_color=0;  
+    for (y=0; y<BRUSH_CONTAINER_PREVIEW_WIDTH; y++)
+      for (x=0; x<BRUSH_CONTAINER_PREVIEW_HEIGHT; x++)
+        Brush_container[i].Thumbnail[y][x]=0;
+        
+    Brush_container[i].Brush = NULL;
+  }
+}

init.h

@@ -25,6 +25,7 @@
 T_Gui_skin *Load_graphics(const char * skin_file);
 void Init_buttons(void);
 void Init_operations(void);
+void Init_brush_container(void);
 int  Load_CFG(int reload_all);
 int  Save_CFG(void);
 void Set_all_video_modes(void);

main.c

@@ -513,6 +513,9 @@ int Init_program(int argc,char * argv[])
   // Initialisation des opérations
   Init_operations();
 
+  // Initialize the brush container
+  Init_brush_container();
+
   Windows_open=0;
   
   // Charger la configuration des touches

special.h

@@ -42,3 +42,7 @@ void Scroll_magnifier(short delta_x,short delta_y);
 
 void Zoom(short delta);
 void Zoom_set(int index);
+
+void Display_stored_brush_in_window(word x,word y,int number);
+void Store_brush(int index);
+byte Restore_brush(int index);

struct.h

@@ -336,11 +336,24 @@ typedef struct
 /// Collection of undo/redo steps.
 typedef struct
 {
-  int      List_size;         /// Number of ::T_Page in the vector "Pages".
-  int      Nb_pages_allocated;/// Number of ::T_Page used so far in the vector "Pages".
-  T_Page * Pages;             /// Vector of Pages, each one being a undo/redo step.
+  int      List_size;         ///< Number of ::T_Page in the vector "Pages".
+  int      Nb_pages_allocated;///< Number of ::T_Page used so far in the vector "Pages".
+  T_Page * Pages;             ///< Vector of Pages, each one being a undo/redo step.
 } T_List_of_pages;
 
+/// A single memorized brush from the Brush Container
+typedef struct
+{
+  byte Paintbrush_shape; ///< Kind of brush
+  byte Thumbnail[BRUSH_CONTAINER_PREVIEW_WIDTH][BRUSH_CONTAINER_PREVIEW_HEIGHT]; 
+  // Data for color brush
+  word Width;
+  word Height;
+  byte * Brush; /// < Color brush (if any)
+  T_Palette Palette;
+  byte Transp_color;
+} T_Brush_template;
+
 
 /// GUI skin data
 typedef struct