-void ShowEnvelope()
-{
- int graphic = IMG_GAME_ENVELOPE_BACKGROUND;
- boolean draw_masked = graphic_info[graphic].draw_masked;
- int mask_mode = (draw_masked ? BLIT_MASKED : BLIT_ON_BACKGROUND);
- int font_nr = FONT_TEXT_1;
- int font_width = getFontWidth(font_nr);
- int font_height = getFontHeight(font_nr);
- int i, x, y;
-
- /* open envelope window horizontally */
- for (i = 2; i <= level.envelope_xsize + 2; i += 2)
- {
- int startx = (SXSIZE / font_width - i) / 2;
- int starty = (SYSIZE / font_height) / 2 - 1;
-
- SetDrawtoField(DRAW_BUFFERED);
-
- BlitBitmap(fieldbuffer, backbuffer, FX, FY, SXSIZE, SYSIZE, SX, SY);
-
- SetDrawtoField(DRAW_BACKBUFFER);
-
- for (y=0; y < 2; y++) for (x=0; x < i; x++)
- {
- int sx = SX + (startx + x) * font_width;
- int sy = SY + (starty + y) * font_height;
- int ex = (x == 0 ? -1 : x == i - 1 ? +1 : 0);
- int ey = (y == 0 ? -1 : y == 1 ? +1 : 0);
-
- DrawEnvelopeBackground(sx, sy, ex, ey, font_nr);
- }
-
- redraw_mask |= REDRAW_FIELD | REDRAW_FROM_BACKBUFFER;
- BackToFront();
-
- Delay(GAME_FRAME_DELAY);
-
- /* special case: envelope has odd width */
- if (level.envelope_xsize % 2 && i == 2)
- i--;
- }
-
- /* open envelope window vertically */
- for (i = 2; i <= level.envelope_ysize + 2; i += 2)
- {
- int xsize = level.envelope_xsize + 2;
- int startx = (SXSIZE / font_width - (xsize - 1)) / 2;
- int starty = (SYSIZE / font_height - i) / 2;
-
- SetDrawtoField(DRAW_BUFFERED);
-
- BlitBitmap(fieldbuffer, backbuffer, FX, FY, SXSIZE, SYSIZE, SX, SY);
-
- SetDrawtoField(DRAW_BACKBUFFER);
-
- for (y=0; y < i; y++) for (x=0; x < xsize; x++)
- {
- int sx = SX + (startx + x) * font_width;
- int sy = SY + (starty + y) * font_height;
- int ex = (x == 0 ? -1 : x == xsize - 1 ? +1 : 0);
- int ey = (y == 0 ? -1 : y == i - 1 ? +1 : 0);
-
- DrawEnvelopeBackground(sx, sy, ex, ey, font_nr);
- }
-
- DrawTextToTextArea(SX + (startx + 1) * font_width,
- SY + (starty + 1) * font_height, level.envelope,
- FONT_TEXT_1, level.envelope_xsize, i - 2, mask_mode);
-
- redraw_mask |= REDRAW_FIELD | REDRAW_FROM_BACKBUFFER;
- BackToFront();
-
- Delay(GAME_FRAME_DELAY);
-
- /* special case: envelope has odd height */
- if (level.envelope_ysize % 2 && i == 2)
- i--;
- }
-
- if (tape.playing)
- Delay(1000);
- else
- WaitForEventToContinue();
-
- /* close envelope window vertically */
- for (i = level.envelope_ysize + 2; i >= 2; i -= 2)
- {
- int xsize = level.envelope_xsize + 2;
- int startx = (SXSIZE / font_width - (xsize - 1)) / 2;
- int starty = (SYSIZE / font_height - i) / 2;
-
- SetDrawtoField(DRAW_BUFFERED);
-
- BlitBitmap(fieldbuffer, backbuffer, FX, FY, SXSIZE, SYSIZE, SX, SY);
-
- SetDrawtoField(DRAW_BACKBUFFER);
-
- for (y=0; y < i; y++) for (x=0; x < xsize; x++)
- {
- int sx = SX + (startx + x) * font_width;
- int sy = SY + (starty + y) * font_height;
- int ex = (x == 0 ? -1 : x == xsize - 1 ? +1 : 0);
- int ey = (y == 0 ? -1 : y == i - 1 ? +1 : 0);
-
- DrawEnvelopeBackground(sx, sy, ex, ey, font_nr);
- }
-
- DrawTextToTextArea(SX + (startx + 1) * font_width,
- SY + (starty + 1) * font_height, level.envelope,
- FONT_TEXT_1, level.envelope_xsize, i - 2, mask_mode);
-
- redraw_mask |= REDRAW_FIELD | REDRAW_FROM_BACKBUFFER;
- BackToFront();
-
- Delay(GAME_FRAME_DELAY);
-
- /* special case: envelope has odd height */
- if (level.envelope_ysize % 2 && i == level.envelope_ysize + 2)
- i++;
- }
-
- /* close envelope window horizontally */
- for (i = level.envelope_xsize + 2; i >= 2; i -= 2)
- {
- int startx = (SXSIZE / font_width - i) / 2;
- int starty = (SYSIZE / font_height) / 2 - 1;
-
- SetDrawtoField(DRAW_BUFFERED);
-
- BlitBitmap(fieldbuffer, backbuffer, FX, FY, SXSIZE, SYSIZE, SX, SY);
-
- SetDrawtoField(DRAW_BACKBUFFER);
-
- for (y=0; y < 2; y++) for (x=0; x < i; x++)
- {
- int sx = SX + (startx + x) * font_width;
- int sy = SY + (starty + y) * font_height;
- int ex = (x == 0 ? -1 : x == i - 1 ? +1 : 0);
- int ey = (y == 0 ? -1 : y == 1 ? +1 : 0);
-
- DrawEnvelopeBackground(sx, sy, ex, ey, font_nr);
- }
-
- redraw_mask |= REDRAW_FIELD | REDRAW_FROM_BACKBUFFER;
- BackToFront();
-
- Delay(GAME_FRAME_DELAY);
-
- /* special case: envelope has odd width */
- if (level.envelope_xsize % 2 && i == level.envelope_xsize + 2)
- i++;
- }
-
- SetDrawtoField(DRAW_BUFFERED);
-
- redraw_mask |= REDRAW_FIELD;
- BackToFront();
-}
-