/* $Id$ */ /* * 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/>. */ /** @file viewport_gui.cpp Extra viewport window. */ #include "stdafx.h" #include "landscape.h" #include "window_gui.h" #include "viewport_func.h" #include "gfx_func.h" #include "strings_func.h" #include "zoom_func.h" #include "window_func.h" #include "table/strings.h" #include "table/sprites.h" /** Widget numbers of the extra viewport window. */ enum ExtraViewportWindowWidgets { EVW_CAPTION, EVW_VIEWPORT, EVW_ZOOMIN, EVW_ZOOMOUT, EVW_MAIN_TO_VIEW, EVW_VIEW_TO_MAIN, }; /* Extra ViewPort Window Stuff */ static const NWidgetPart _nested_extra_view_port_widgets[] = { NWidget(NWID_HORIZONTAL), NWidget(WWT_CLOSEBOX, COLOUR_GREY), NWidget(WWT_CAPTION, COLOUR_GREY, EVW_CAPTION), SetDataTip(STR_EXTRA_VIEW_PORT_TITLE, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS), NWidget(WWT_SHADEBOX, COLOUR_GREY), NWidget(WWT_STICKYBOX, COLOUR_GREY), EndContainer(), NWidget(WWT_PANEL, COLOUR_GREY), NWidget(NWID_VIEWPORT, INVALID_COLOUR, EVW_VIEWPORT), SetPadding(2, 2, 2, 2), SetResize(1, 1), SetFill(1, 1), EndContainer(), NWidget(NWID_HORIZONTAL), NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, EVW_ZOOMIN), SetDataTip(SPR_IMG_ZOOMIN, STR_TOOLBAR_TOOLTIP_ZOOM_THE_VIEW_IN), NWidget(WWT_PUSHIMGBTN, COLOUR_GREY, EVW_ZOOMOUT), SetDataTip(SPR_IMG_ZOOMOUT, STR_TOOLBAR_TOOLTIP_ZOOM_THE_VIEW_OUT), NWidget(NWID_HORIZONTAL, NC_EQUALSIZE), NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, EVW_MAIN_TO_VIEW), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_EXTRA_VIEW_MOVE_MAIN_TO_VIEW, STR_EXTRA_VIEW_MOVE_MAIN_TO_VIEW_TT), NWidget(WWT_PUSHTXTBTN, COLOUR_GREY, EVW_VIEW_TO_MAIN), SetFill(1, 1), SetResize(1, 0), SetDataTip(STR_EXTRA_VIEW_MOVE_VIEW_TO_MAIN, STR_EXTRA_VIEW_MOVE_VIEW_TO_MAIN_TT), EndContainer(), EndContainer(), NWidget(NWID_HORIZONTAL), NWidget(WWT_PANEL, COLOUR_GREY), SetFill(1, 1), SetResize(1, 0), EndContainer(), NWidget(WWT_RESIZEBOX, COLOUR_GREY), EndContainer(), }; class ExtraViewportWindow : public Window { public: ExtraViewportWindow(const WindowDesc *desc, int window_number, TileIndex tile) : Window() { this->InitNested(desc, window_number); NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(EVW_VIEWPORT); nvp->InitializeViewport(this, 0, ZOOM_LVL_NORMAL); this->DisableWidget(EVW_ZOOMIN); Point pt; if (tile == INVALID_TILE) { /* the main window with the main view */ const Window *w = FindWindowById(WC_MAIN_WINDOW, 0); /* center on same place as main window (zoom is maximum, no adjustment needed) */ pt.x = w->viewport->scrollpos_x + w->viewport->virtual_width / 2; pt.y = w->viewport->scrollpos_y + w->viewport->virtual_height / 2; } else { pt = RemapCoords(TileX(tile) * TILE_SIZE + TILE_SIZE / 2, TileY(tile) * TILE_SIZE + TILE_SIZE / 2, TileHeight(tile)); } this->viewport->scrollpos_x = pt.x - this->viewport->virtual_width / 2; this->viewport->scrollpos_y = pt.y - this->viewport->virtual_height / 2; this->viewport->dest_scrollpos_x = this->viewport->scrollpos_x; this->viewport->dest_scrollpos_y = this->viewport->scrollpos_y; } virtual void SetStringParameters(int widget) const { switch (widget) { case EVW_CAPTION: /* set the number in the title bar */ SetDParam(0, this->window_number + 1); break; } } virtual void OnPaint() { this->DrawWidgets(); } virtual void OnClick(Point pt, int widget, int click_count) { switch (widget) { case EVW_ZOOMIN: DoZoomInOutWindow(ZOOM_IN, this); break; case EVW_ZOOMOUT: DoZoomInOutWindow(ZOOM_OUT, this); break; case EVW_MAIN_TO_VIEW: { // location button (move main view to same spot as this view) 'Paste Location' Window *w = FindWindowById(WC_MAIN_WINDOW, 0); int x = this->viewport->scrollpos_x; // Where is the main looking at int y = this->viewport->scrollpos_y; /* set this view to same location. Based on the center, adjusting for zoom */ w->viewport->dest_scrollpos_x = x - (w->viewport->virtual_width - this->viewport->virtual_width) / 2; w->viewport->dest_scrollpos_y = y - (w->viewport->virtual_height - this->viewport->virtual_height) / 2; w->viewport->follow_vehicle = INVALID_VEHICLE; } break; case EVW_VIEW_TO_MAIN: { // inverse location button (move this view to same spot as main view) 'Copy Location' const Window *w = FindWindowById(WC_MAIN_WINDOW, 0); int x = w->viewport->scrollpos_x; int y = w->viewport->scrollpos_y; this->viewport->dest_scrollpos_x = x + (w->viewport->virtual_width - this->viewport->virtual_width) / 2; this->viewport->dest_scrollpos_y = y + (w->viewport->virtual_height - this->viewport->virtual_height) / 2; } break; } } virtual void OnResize() { if (this->viewport != NULL) { NWidgetViewport *nvp = this->GetWidget<NWidgetViewport>(EVW_VIEWPORT); nvp->UpdateViewportCoordinates(this); } } virtual void OnScroll(Point delta) { const ViewPort *vp = IsPtInWindowViewport(this, _cursor.pos.x, _cursor.pos.y); if (vp == NULL) return; this->viewport->scrollpos_x += ScaleByZoom(delta.x, vp->zoom); this->viewport->scrollpos_y += ScaleByZoom(delta.y, vp->zoom); this->viewport->dest_scrollpos_x = this->viewport->scrollpos_x; this->viewport->dest_scrollpos_y = this->viewport->scrollpos_y; } virtual void OnMouseWheel(int wheel) { ZoomInOrOutToCursorWindow(wheel < 0, this); } virtual void OnInvalidateData(int data = 0) { /* Only handle zoom message if intended for us (msg ZOOM_IN/ZOOM_OUT) */ HandleZoomMessage(this, this->viewport, EVW_ZOOMIN, EVW_ZOOMOUT); } }; static const WindowDesc _extra_view_port_desc( WDP_AUTO, 300, 268, WC_EXTRA_VIEW_PORT, WC_NONE, WDF_UNCLICK_BUTTONS, _nested_extra_view_port_widgets, lengthof(_nested_extra_view_port_widgets) ); void ShowExtraViewPortWindow(TileIndex tile) { int i = 0; /* find next free window number for extra viewport */ while (FindWindowById(WC_EXTRA_VIEW_PORT, i) != NULL) i++; new ExtraViewportWindow(&_extra_view_port_desc, i, tile); }