screenshot_gui.cpp

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/*
 * This file is part of OpenTTD.
 * OpenTTD 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, version 2.
 * OpenTTD 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 OpenTTD. If not, see <http://www.gnu.org/licenses/>.
 */
 
#include "stdafx.h"
#include "window_func.h"
#include "window_gui.h"
#include "screenshot.h"
#include "widgets/screenshot_widget.h"
#include "table/strings.h"
#include "gfx_func.h"
 
struct ScreenshotWindow : Window {
  ScreenshotWindow(WindowDesc *desc) : Window(desc)
  {
    this->CreateNestedTree();
    this->FinishInitNested();
  }
 
  void OnPaint() override
  {
    this->DrawWidgets();
  }
 
  void OnClick([[maybe_unused]] Point pt, WidgetID widget, [[maybe_unused]] int click_count) override
  {
    ScreenshotType st;
    switch (widget) {
      default: return;
      case WID_SC_TAKE:             st = SC_VIEWPORT;    break;
      case WID_SC_TAKE_ZOOMIN:      st = SC_ZOOMEDIN;    break;
      case WID_SC_TAKE_DEFAULTZOOM: st = SC_DEFAULTZOOM; break;
      case WID_SC_TAKE_WORLD:       st = SC_WORLD;       break;
      case WID_SC_TAKE_HEIGHTMAP:   st = SC_HEIGHTMAP;   break;
      case WID_SC_TAKE_MINIMAP:     st = SC_MINIMAP;     break;
    }
    MakeScreenshotWithConfirm(st);
  }
};
 
static constexpr NWidgetPart _nested_screenshot[] = {
  NWidget(NWID_HORIZONTAL),
    NWidget(WWT_CLOSEBOX, COLOUR_GREY),
    NWidget(WWT_CAPTION, COLOUR_GREY), SetDataTip(STR_SCREENSHOT_CAPTION, 0),
    NWidget(WWT_SHADEBOX, COLOUR_GREY),
    NWidget(WWT_STICKYBOX, COLOUR_GREY),
  EndContainer(),
  NWidget(NWID_VERTICAL, NC_EQUALSIZE),
    NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SC_TAKE), SetFill(1, 1), SetDataTip(STR_SCREENSHOT_SCREENSHOT, 0), SetMinimalTextLines(2, 0),
    NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SC_TAKE_ZOOMIN), SetFill(1, 1), SetDataTip(STR_SCREENSHOT_ZOOMIN_SCREENSHOT, 0), SetMinimalTextLines(2, 0),
    NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SC_TAKE_DEFAULTZOOM), SetFill(1, 1), SetDataTip(STR_SCREENSHOT_DEFAULTZOOM_SCREENSHOT, 0), SetMinimalTextLines(2, 0),
    NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SC_TAKE_WORLD), SetFill(1, 1), SetDataTip(STR_SCREENSHOT_WORLD_SCREENSHOT, 0), SetMinimalTextLines(2, 0),
    NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SC_TAKE_HEIGHTMAP), SetFill(1, 1), SetDataTip(STR_SCREENSHOT_HEIGHTMAP_SCREENSHOT, 0), SetMinimalTextLines(2, 0),
    NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, WID_SC_TAKE_MINIMAP), SetFill(1, 1), SetDataTip(STR_SCREENSHOT_MINIMAP_SCREENSHOT, 0), SetMinimalTextLines(2, 0),
  EndContainer(),
};
 
static WindowDesc _screenshot_window_desc(__FILE__, __LINE__,
  WDP_AUTO, "take_a_screenshot", 200, 100,
  WC_SCREENSHOT, WC_NONE,
  0,
  std::begin(_nested_screenshot), std::end(_nested_screenshot)
);
 
void ShowScreenshotWindow()
{
  CloseWindowById(WC_SCREENSHOT, 0);
  new ScreenshotWindow(&_screenshot_window_desc);
}
 
void SetScreenshotWindowVisibility(bool hide)
{
  ScreenshotWindow *scw = (ScreenshotWindow *)FindWindowById(WC_SCREENSHOT, 0);
 
  if (scw == nullptr) return;
 
  if (hide) {
    /* Set dirty the screen area where the window is covering (not the window itself), then move window off screen. */
    scw->SetDirty();
    scw->left += 2 * _screen.width;
  } else {
    /* Return window to original position. */
    scw->left -= 2 * _screen.width;
    scw->SetDirty();
  }
}