(svn r17822) -Codechange: move 'extra viewport' code from smallmap_gui.cpp to viewport_gui.cpp

2 files changed, 182 insertions, 162 deletions

diff --git a/src/smallmap_gui.cpp b/src/smallmap_gui.cpp
index 656cc76a3..5ea6e0f86 100644
--- a/src/smallmap_gui.cpp
+++ b/src/smallmap_gui.cpp
@@ -22,7 +22,6 @@
 #include "blitter/factory.hpp"
 #include "tunnelbridge_map.h"
 #include "strings_func.h"
-#include "zoom_func.h"
 #include "core/endian_func.hpp"
 #include "vehicle_base.h"
 #include "sound_func.h"
@@ -1132,167 +1131,6 @@ void ShowSmallMap()
 	AllocateWindowDescFront<SmallMapWindow>(&_smallmap_desc, 0);
 }
 
-/** Widget numbers of the extra viewport window. */
-enum ExtraViewportWindowWidgets {
-	EVW_CLOSE,
-	EVW_CAPTION,
-	EVW_STICKY,
-	EVW_BACKGROUND,
-	EVW_VIEWPORT,
-	EVW_ZOOMIN,
-	EVW_ZOOMOUT,
-	EVW_MAIN_TO_VIEW,
-	EVW_VIEW_TO_MAIN,
-	EVW_SPACER,
-	EVW_RESIZE,
-};
-
-/* Extra ViewPort Window Stuff */
-static const NWidgetPart _nested_extra_view_port_widgets[] = {
-	NWidget(NWID_HORIZONTAL),
-		NWidget(WWT_CLOSEBOX, COLOUR_GREY, EVW_CLOSE),
-		NWidget(WWT_CAPTION, COLOUR_GREY, EVW_CAPTION), SetDataTip(STR_EXTRA_VIEW_PORT_TITLE, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
-		NWidget(WWT_STICKYBOX, COLOUR_GREY, EVW_STICKY),
-	EndContainer(),
-	NWidget(WWT_PANEL, COLOUR_GREY, EVW_BACKGROUND),
-		NWidget(NWID_VIEWPORT, INVALID_COLOUR, EVW_VIEWPORT), SetPadding(2, 2, 2, 2), SetResize(1, 1), SetFill(true, true),
-	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(true, true), 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(true, true), 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, EVW_SPACER), SetFill(true, true), SetResize(1, 0), EndContainer(),
-		NWidget(WWT_RESIZEBOX, COLOUR_GREY, EVW_RESIZE),
-	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_height / 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 - (nvp->pos_x - ((nvp->current_x - 1) / 2));
-		this->viewport->scrollpos_y = pt.y - (nvp->pos_y - ((nvp->current_y - 1) / 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)
-	{
-		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(Point delta)
-	{
-		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, WDP_AUTO, 300, 68, 300, 268,
-	WC_EXTRA_VIEW_PORT, WC_NONE,
-	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
-	NULL, _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);
-}
-
 /**
  * Scrolls the main window to given coordinates.
  * @param x x coordinate
diff --git a/src/viewport_gui.cpp b/src/viewport_gui.cpp
new file mode 100644
index 000000000..2d9548363
--- /dev/null
+++ b/src/viewport_gui.cpp
@@ -0,0 +1,182 @@
+/* $Id$ */
+
+/*
+ * 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_CLOSE,
+	EVW_CAPTION,
+	EVW_STICKY,
+	EVW_BACKGROUND,
+	EVW_VIEWPORT,
+	EVW_ZOOMIN,
+	EVW_ZOOMOUT,
+	EVW_MAIN_TO_VIEW,
+	EVW_VIEW_TO_MAIN,
+	EVW_SPACER,
+	EVW_RESIZE,
+};
+
+/* Extra ViewPort Window Stuff */
+static const NWidgetPart _nested_extra_view_port_widgets[] = {
+	NWidget(NWID_HORIZONTAL),
+		NWidget(WWT_CLOSEBOX, COLOUR_GREY, EVW_CLOSE),
+		NWidget(WWT_CAPTION, COLOUR_GREY, EVW_CAPTION), SetDataTip(STR_EXTRA_VIEW_PORT_TITLE, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
+		NWidget(WWT_STICKYBOX, COLOUR_GREY, EVW_STICKY),
+	EndContainer(),
+	NWidget(WWT_PANEL, COLOUR_GREY, EVW_BACKGROUND),
+		NWidget(NWID_VIEWPORT, INVALID_COLOUR, EVW_VIEWPORT), SetPadding(2, 2, 2, 2), SetResize(1, 1), SetFill(true, true),
+	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(true, true), 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(true, true), 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, EVW_SPACER), SetFill(true, true), SetResize(1, 0), EndContainer(),
+		NWidget(WWT_RESIZEBOX, COLOUR_GREY, EVW_RESIZE),
+	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_height / 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 - (nvp->pos_x - ((nvp->current_x - 1) / 2));
+		this->viewport->scrollpos_y = pt.y - (nvp->pos_y - ((nvp->current_y - 1) / 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)
+	{
+		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(Point delta)
+	{
+		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, WDP_AUTO, 300, 68, 300, 268,
+	WC_EXTRA_VIEW_PORT, WC_NONE,
+	WDF_STD_TOOLTIPS | WDF_STD_BTN | WDF_DEF_WIDGET | WDF_UNCLICK_BUTTONS | WDF_STICKY_BUTTON | WDF_RESIZABLE,
+	NULL, _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);
+}