platform/pandora/menu.c

   1 #include "plat.h"
   2
   3 static int min(int x, int y) { return x < y ? x : y; }
   4 static int max(int x, int y) { return x > y ? x : y; }
   5
   6 static const char *men_scaler[] = { "1x1, 1x1", "2x2, 3x2", "2x2, 2x2", "fullscreen", "custom", NULL };
   7 static const char h_scaler[]    = "Scalers for 40 and 32 column modes\n"
   8                                   "(320 and 256 pixel wide horizontal)";
   9 static const char h_cscaler[]   = "Displays the scaler layer, you can resize it\n"
  10                                   "using d-pad or move it using R+d-pad";
  11
  12 static int menu_loop_cscaler(int id, int keys)
  13 {
  14         int was_layer_clipped = 0;
  15         unsigned int inp;
  16
  17         currentConfig.scaling = SCALE_CUSTOM;
  18
  19         pnd_setup_layer(1, g_layer_cx, g_layer_cy, g_layer_cw, g_layer_ch);
  20         pnd_restore_layer_data();
  21
  22         menu_draw_begin(0, 1);
  23         menuscreen_memset_lines(g_menuscreen_ptr, 0, g_menuscreen_h);
  24         menu_draw_end();
  25
  26         for (;;)
  27         {
  28                 int top_x = max(0, -g_layer_cx * g_screen_ppitch / 800) + 1;
  29                 int top_y = max(0, -g_layer_cy * g_screen_height / 480) + 1;
  30                 char text[128];
  31                 memcpy(g_screen_ptr, g_menubg_src_ptr,
  32                         g_screen_ppitch * g_screen_height * 2);
  33                 snprintf(text, sizeof(text), "%d,%d %dx%d",
  34                         g_layer_cx, g_layer_cy, g_layer_cw, g_layer_ch);
  35                 basic_text_out16_nf(g_screen_ptr, g_screen_ppitch,
  36                         saved_start_col + top_x, saved_start_line + top_y, text);
  37                 basic_text_out16_nf(g_screen_ptr, g_screen_ppitch, 2,
  38                         g_screen_height - 20, "d-pad: resize, R+d-pad: move");
  39                 plat_video_flip();
  40
  41                 inp = in_menu_wait(PBTN_UP|PBTN_DOWN|PBTN_LEFT|PBTN_RIGHT
  42                                    |PBTN_R|PBTN_MOK|PBTN_MBACK, NULL, 40);
  43                 if (inp & PBTN_UP)    g_layer_cy--;
  44                 if (inp & PBTN_DOWN)  g_layer_cy++;
  45                 if (inp & PBTN_LEFT)  g_layer_cx--;
  46                 if (inp & PBTN_RIGHT) g_layer_cx++;
  47                 if (!(inp & PBTN_R)) {
  48                         if (inp & PBTN_UP)    g_layer_ch += 2;
  49                         if (inp & PBTN_DOWN)  g_layer_ch -= 2;
  50                         if (inp & PBTN_LEFT)  g_layer_cw += 2;
  51                         if (inp & PBTN_RIGHT) g_layer_cw -= 2;
  52                 }
  53                 if (inp & (PBTN_MOK|PBTN_MBACK))
  54                         break;
  55
  56                 if (inp & (PBTN_UP|PBTN_DOWN|PBTN_LEFT|PBTN_RIGHT)) {
  57                         int layer_clipped = 0;
  58                         g_layer_cx = max(-320, min(g_layer_cx, 640));
  59                         g_layer_cy = max(-240, min(g_layer_cy, 420));
  60                         g_layer_cw = max(160, g_layer_cw);
  61                         g_layer_ch = max( 60, g_layer_ch);
  62                         if (g_layer_cx < 0 || g_layer_cx + g_layer_cw > 800)
  63                                 layer_clipped = 1;
  64                         if (g_layer_cw > 800+400)
  65                                 g_layer_cw = 800+400;
  66                         if (g_layer_cy < 0 || g_layer_cy + g_layer_ch > 480)
  67                                 layer_clipped = 1;
  68                         if (g_layer_ch > 480+360)
  69                                 g_layer_ch = 480+360;
  70                         // resize the layer
  71                         pnd_setup_layer(1, g_layer_cx, g_layer_cy, g_layer_cw, g_layer_ch);
  72                         if (layer_clipped || was_layer_clipped)
  73                                 emu_video_mode_change(saved_start_line, saved_line_count,
  74                                         saved_start_col, saved_col_count);
  75                         was_layer_clipped = layer_clipped;
  76                 }
  77         }
  78
  79         pnd_setup_layer(0, g_layer_cx, g_layer_cy, g_layer_cw, g_layer_ch);
  80
  81         return 0;
  82 }
  83
  84 #define MENU_OPTIONS_GFX \
  85         mee_enum_h    ("Scaler",                   MA_OPT_SCALING,        currentConfig.scaling, \
  86                                                                           men_scaler, h_scaler), \
  87         mee_onoff     ("Vsync",                    MA_OPT2_VSYNC,         currentConfig.EmuOpt, EOPT_VSYNC), \
  88         mee_cust_s_h  ("Setup custom scaler",      MA_NONE, 0,            menu_loop_cscaler, NULL, h_cscaler), \
  89         mee_range_hide("layer_x",                  MA_OPT3_LAYER_X,       g_layer_cx, -320, 640), \
  90         mee_range_hide("layer_y",                  MA_OPT3_LAYER_Y,       g_layer_cy, -240, 420), \
  91         mee_range_hide("layer_w",                  MA_OPT3_LAYER_W,       g_layer_cw, 160, 800), \
  92         mee_range_hide("layer_h",                  MA_OPT3_LAYER_H,       g_layer_ch,  60, 480), \
  93
  94 #define MENU_OPTIONS_ADV
  95
  96 static menu_entry e_menu_gfx_options[];
  97 static menu_entry e_menu_options[];
  98 static menu_entry e_menu_keyconfig[];
  99
 100 void pnd_menu_init(void)
 101 {
 102         me_enable(e_menu_keyconfig, MA_CTRL_DEADZONE, 0);
 103 }
 104