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Diffstat (limited to 'src/smallmap_gui.h')
| -rw-r--r-- | src/smallmap_gui.h | 141 |
1 files changed, 141 insertions, 0 deletions
diff --git a/src/smallmap_gui.h b/src/smallmap_gui.h index 572a17534..d21b8d63e 100644 --- a/src/smallmap_gui.h +++ b/src/smallmap_gui.h @@ -12,9 +12,150 @@ #ifndef SMALLMAP_GUI_H #define SMALLMAP_GUI_H +#include "industry_type.h" +#include "window_gui.h" +#include "strings_func.h" +#include "blitter/factory.hpp" +#include "widgets/smallmap_widget.h" + void BuildIndustriesLegend(); void ShowSmallMap(); void BuildLandLegend(); void BuildOwnerLegend(); +/** Structure for holding relevant data for legends in small map */ +struct LegendAndColour { + uint8 colour; ///< Colour of the item on the map. + StringID legend; ///< String corresponding to the coloured item. + IndustryType type; ///< Type of industry. Only valid for industry entries. + uint8 height; ///< Height in tiles. Only valid for height legend entries. + CompanyID company; ///< Company to display. Only valid for company entries of the owner legend. + bool show_on_map; ///< For filtering industries, if \c true, industry is shown on the map in colour. + bool end; ///< This is the end of the list. + bool col_break; ///< Perform a column break and go further at the next column. +}; + +/** Class managing the smallmap window. */ +class SmallMapWindow : public Window { +protected: + /** Types of legends in the #WID_SM_LEGEND widget. */ + enum SmallMapType { + SMT_CONTOUR, + SMT_VEHICLES, + SMT_INDUSTRY, + SMT_ROUTES, + SMT_VEGETATION, + SMT_OWNER, + }; + + /** Available kinds of zoomlevel changes. */ + enum ZoomLevelChange { + ZLC_INITIALIZE, ///< Initialize zoom level. + ZLC_ZOOM_OUT, ///< Zoom out. + ZLC_ZOOM_IN, ///< Zoom in. + }; + + static SmallMapType map_type; ///< Currently displayed legends. + static bool show_towns; ///< Display town names in the smallmap. + + static const uint LEGEND_BLOB_WIDTH = 8; ///< Width of the coloured blob in front of a line text in the #WID_SM_LEGEND widget. + static const uint INDUSTRY_MIN_NUMBER_OF_COLUMNS = 2; ///< Minimal number of columns in the #WID_SM_LEGEND widget for the #SMT_INDUSTRY legend. + static const uint FORCE_REFRESH_PERIOD = 0x1F; ///< map is redrawn after that many ticks + static const uint BLINK_PERIOD = 0x0F; ///< highlight blinking interval + + uint min_number_of_fixed_rows; ///< Minimal number of rows in the legends for the fixed layouts only (all except #SMT_INDUSTRY). + uint column_width; ///< Width of a column in the #WID_SM_LEGEND widget. + + int32 scroll_x; ///< Horizontal world coordinate of the base tile left of the top-left corner of the smallmap display. + int32 scroll_y; ///< Vertical world coordinate of the base tile left of the top-left corner of the smallmap display. + int32 subscroll; ///< Number of pixels (0..3) between the right end of the base tile and the pixel at the top-left corner of the smallmap display. + int zoom; ///< Zoom level. Bigger number means more zoom-out (further away). + + uint8 refresh; ///< Refresh counter, zeroed every FORCE_REFRESH_PERIOD ticks. + + Point SmallmapRemapCoords(int x, int y) const; + + /** + * Draws vertical part of map indicator + * @param x X coord of left/right border of main viewport + * @param y Y coord of top border of main viewport + * @param y2 Y coord of bottom border of main viewport + */ + static inline void DrawVertMapIndicator(int x, int y, int y2) + { + GfxFillRect(x, y, x, y + 3, PC_VERY_LIGHT_YELLOW); + GfxFillRect(x, y2 - 3, x, y2, PC_VERY_LIGHT_YELLOW); + } + + /** + * Draws horizontal part of map indicator + * @param x X coord of left border of main viewport + * @param x2 X coord of right border of main viewport + * @param y Y coord of top/bottom border of main viewport + */ + static inline void DrawHorizMapIndicator(int x, int x2, int y) + { + GfxFillRect(x, y, x + 3, y, PC_VERY_LIGHT_YELLOW); + GfxFillRect(x2 - 3, y, x2, y, PC_VERY_LIGHT_YELLOW); + } + + void DrawMapIndicators() const; + void DrawSmallMapColumn(void *dst, uint xc, uint yc, int pitch, int reps, int start_pos, int end_pos, Blitter *blitter) const; + void DrawVehicles(const DrawPixelInfo *dpi, Blitter *blitter) const; + void DrawTowns(const DrawPixelInfo *dpi) const; + void DrawSmallMap(DrawPixelInfo *dpi) const; + + Point RemapTile(int tile_x, int tile_y) const; + Point PixelToTile(int px, int py, int *sub, bool add_sub = true) const; + Point ComputeScroll(int tx, int ty, int x, int y, int *sub); + void SetZoomLevel(ZoomLevelChange change, const Point *zoom_pt); + void SetupWidgetData(); + uint32 GetTileColours(const TileArea &ta) const; + + int GetPositionOnLegend(Point pt); + + +public: + + uint min_number_of_columns; ///< Minimal number of columns in legends. + + SmallMapWindow(const WindowDesc *desc, int window_number); + + /** + * Compute minimal required width of the legends. + * @return Minimally needed width for displaying the smallmap legends in pixels. + */ + inline uint GetMinLegendWidth() const + { + return WD_FRAMERECT_LEFT + this->min_number_of_columns * this->column_width; + } + + /** + * Return number of columns that can be displayed in \a width pixels. + * @return Number of columns to display. + */ + inline uint GetNumberColumnsLegend(uint width) const + { + return width / this->column_width; + } + + uint GetLegendHeight(uint num_columns) const; + + void SwitchMapType(SmallMapType map_type); + void SetNewScroll(int sx, int sy, int sub); + void SmallMapCenterOnCurrentPos(); + + virtual void SetStringParameters(int widget) const; + virtual void OnInit(); + virtual void OnPaint(); + virtual void DrawWidget(const Rect &r, int widget) const; + virtual void OnClick(Point pt, int widget, int click_count); + virtual void OnInvalidateData(int data = 0, bool gui_scope = true); + virtual bool OnRightClick(Point pt, int widget); + virtual void OnMouseWheel(int wheel); + virtual void OnTick(); + virtual void OnScroll(Point delta); + virtual void OnMouseOver(Point pt, int widget); +}; + #endif /* SMALLMAP_GUI_H */ |