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/* ScummVM - Graphic Adventure Engine
*
* ScummVM is the legal property of its developers, whose names
* are too numerous to list here. Please refer to the COPYRIGHT
* file distributed with this source distribution.
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*
*/
#include "m4/adv_r/adv_scale.h"
#include "m4/core/errors.h"
#include "m4/graphics/gr_pal.h"
#include "m4/graphics/gr_line.h"
#include "m4/gui/gui_vmng.h"
#include "m4/vars.h"
namespace M4 {
#define LABEL_OFFSET 8
#define _GS(X) _G(scale)._##X
static void scale_editor_clear_rects() {
_GS(old_front) = _GS(old_back) = -1;
_GS(myback) = _GS(myfront) = _GS(mybs) = _GS(myfs) = -1;
}
static void scale_editor_init() {
scale_editor_clear_rects();
}
static void scale_editor_undraw() {
Buffer *scr_orig = _G(game_bgBuff)->get_buffer();
Buffer *game_buff = _G(gameDrawBuff)->get_buffer();
int32 status;
ScreenContext *game_buff_ptr = vmng_screen_find(_G(gameDrawBuff), &status);
if (_GS(old_back) != -1) {
gr_buffer_rect_copy_2(scr_orig, game_buff, 0, _GS(old_back) - LABEL_OFFSET, 0,
_GS(old_back) - LABEL_OFFSET, scr_orig->w, LABEL_OFFSET + 1);
RestoreScreensInContext(0, _GS(old_back) - LABEL_OFFSET, scr_orig->w, _GS(old_back) + 1, game_buff_ptr);
_GS(old_back) = -1;
}
if (_GS(old_front) != -1) {
gr_buffer_rect_copy_2(scr_orig, game_buff, 0, _GS(old_front) - LABEL_OFFSET, 0,
_GS(old_front) - LABEL_OFFSET, scr_orig->w, LABEL_OFFSET + 1);
RestoreScreensInContext(0, _GS(old_front) - LABEL_OFFSET, scr_orig->w, _GS(old_front) + 1, game_buff_ptr);
_GS(old_front) = -1;
}
_G(game_bgBuff)->release();
_G(gameDrawBuff)->release();
scale_editor_clear_rects();
}
void scale_editor_draw() {
bool bail = true;
// Have we drawn before?
if (_GS(myback) == -1 && _GS(myfront) == -1)
bail = false;
// Has back or front y changed?
if (bail && _GS(myback) != _G(currentSceneDef).back_y && _GS(myfront) != _G(currentSceneDef).front_y)
bail = false;
// Has back or front scale changed?
if (bail && _GS(mybs) != _G(currentSceneDef).back_scale && _GS(myfs) != _G(currentSceneDef).front_scale)
bail = false;
// No changes, don't draw.
if (bail)
return;
scale_editor_undraw();
Buffer *game_buff = _G(gameDrawBuff)->get_buffer();
int32 status;
ScreenContext *game_buff_ptr = vmng_screen_find(_G(gameDrawBuff), &status);
Buffer *scr_orig = _G(game_bgBuff)->get_buffer();
gr_color_set(__YELLOW);
_GS(myback) = _GS(old_back) = _G(currentSceneDef).back_y;
_GS(myfront) = _GS(old_front) = _G(currentSceneDef).front_y;
_GS(mybs) = _G(currentSceneDef).back_scale;
_GS(myfs) = _G(currentSceneDef).front_scale;
gr_hline(game_buff, 0, scr_orig->w, _GS(old_back));
gr_hline(game_buff, 0, scr_orig->w, _GS(old_front));
char string[20];
gr_font_set_color(__WHITE);
gr_font_set(_G(font_tiny));
Common::sprintf_s(string, "Front: %d, %d", _GS(old_front), _G(currentSceneDef).front_scale);
int x;
for (x = 10; x < scr_orig->w - 220; x += 400)
gr_font_write(game_buff, string, x, _GS(old_front) - LABEL_OFFSET, 0, 0);
Common::sprintf_s(string, "Back: %d, %d", _GS(old_back), _G(currentSceneDef).back_scale);
for (x = 110; x < scr_orig->w - 320; x += 400)
gr_font_write(game_buff, string, x, _GS(old_back) - LABEL_OFFSET, 0, 0);
RestoreScreensInContext(0, _GS(old_back) - LABEL_OFFSET, scr_orig->w, _GS(old_back) + 1, game_buff_ptr);
RestoreScreensInContext(0, _GS(old_front) - LABEL_OFFSET, scr_orig->w, _GS(old_front) + 1, game_buff_ptr);
_G(game_bgBuff)->release();
_G(gameDrawBuff)->release();
}
void scale_editor_cancel() {
scale_editor_undraw();
_G(editors_in_use) &= ~kScaleEditor;
}
void scale_editor_toggle() {
if (_G(editors_in_use) & kScaleEditor)
scale_editor_cancel();
else {
_G(editors_in_use) |= kScaleEditor;
scale_editor_init();
}
}
} // End of namespace M4
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