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authoralberth <alberth@openttd.org>2009-12-13 20:37:32 +0000
committeralberth <alberth@openttd.org>2009-12-13 20:37:32 +0000
commit7c4eaf73a78b0265b629bb91c9c03d7a6f5032b9 (patch)
tree0c4a9077f0f6837a33d825ac2f82b2199b952e4f
parentdd12391f1092713ac0ad690c22555d0eae4b2930 (diff)
downloadopenttd-7c4eaf73a78b0265b629bb91c9c03d7a6f5032b9.tar.xz
(svn r18489) -Codechange: Introduce a custom container widget for a resizing legend bar in the smallmap.
-rw-r--r--src/smallmap_gui.cpp234
1 files changed, 169 insertions, 65 deletions
diff --git a/src/smallmap_gui.cpp b/src/smallmap_gui.cpp
index 74815d705..4f50a1007 100644
--- a/src/smallmap_gui.cpp
+++ b/src/smallmap_gui.cpp
@@ -35,8 +35,7 @@ enum SmallMapWindowWidgets {
SM_WIDGET_CAPTION,
SM_WIDGET_MAP_BORDER,
SM_WIDGET_MAP,
- SM_WIDGET_LEGEND,
- SM_WIDGET_BUTTONSPANEL,
+ SM_WIDGET_LEGEND, ///< Display of smallmap legend.
SM_WIDGET_CONTOUR,
SM_WIDGET_VEHICLES,
SM_WIDGET_INDUSTRIES,
@@ -50,56 +49,6 @@ enum SmallMapWindowWidgets {
SM_WIDGET_DISABLEINDUSTRIES,
};
-static const NWidgetPart _nested_smallmap_widgets[] = {
- NWidget(NWID_HORIZONTAL),
- NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
- NWidget(WWT_CAPTION, COLOUR_BROWN, SM_WIDGET_CAPTION), SetDataTip(STR_SMALLMAP_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
- NWidget(WWT_STICKYBOX, COLOUR_BROWN),
- EndContainer(),
- /* Small map display. */
- NWidget(WWT_PANEL, COLOUR_BROWN, SM_WIDGET_MAP_BORDER),
- NWidget(WWT_INSET, COLOUR_BROWN, SM_WIDGET_MAP), SetMinimalSize(346, 140), SetResize(1, 1), SetPadding(2, 2, 2, 2), EndContainer(),
- EndContainer(),
- /* Panel. */
- NWidget(NWID_HORIZONTAL),
- NWidget(WWT_PANEL, COLOUR_BROWN, SM_WIDGET_LEGEND), SetMinimalSize(262, 44), SetResize(1, 0), EndContainer(),
- NWidget(NWID_VERTICAL),
- /* Top button row. */
- NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
- NWidget(WWT_PUSHIMGBTN, COLOUR_BROWN, SM_WIDGET_CENTERMAP), SetDataTip(SPR_IMG_SMALLMAP, STR_SMALLMAP_CENTER),
- NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_CONTOUR), SetDataTip(SPR_IMG_SHOW_COUNTOURS, STR_SMALLMAP_TOOLTIP_SHOW_LAND_CONTOURS_ON_MAP),
- NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_VEHICLES), SetDataTip(SPR_IMG_SHOW_VEHICLES, STR_SMALLMAP_TOOLTIP_SHOW_VEHICLES_ON_MAP),
- NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_INDUSTRIES), SetDataTip(SPR_IMG_INDUSTRY, STR_SMALLMAP_TOOLTIP_SHOW_INDUSTRIES_ON_MAP),
- EndContainer(),
- /* Bottom button row. */
- NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
- NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_TOGGLETOWNNAME), SetDataTip(SPR_IMG_TOWN, STR_SMALLMAP_TOOLTIP_TOGGLE_TOWN_NAMES_ON_OFF),
- NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_ROUTES), SetDataTip(SPR_IMG_SHOW_ROUTES, STR_SMALLMAP_TOOLTIP_SHOW_TRANSPORT_ROUTES_ON),
- NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_VEGETATION), SetDataTip(SPR_IMG_PLANTTREES, STR_SMALLMAP_TOOLTIP_SHOW_VEGETATION_ON_MAP),
- NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_OWNERS), SetDataTip(SPR_IMG_COMPANY_GENERAL, STR_SMALLMAP_TOOLTIP_SHOW_LAND_OWNERS_ON_MAP),
- EndContainer(),
- NWidget(WWT_PANEL, COLOUR_BROWN, SM_WIDGET_BUTTONSPANEL), SetFill(1, 1), EndContainer(),
- EndContainer(),
- EndContainer(),
- /* Bottom button row and resize box. */
- NWidget(NWID_HORIZONTAL),
- NWidget(WWT_PANEL, COLOUR_BROWN),
- NWidget(NWID_HORIZONTAL),
- NWidget(NWID_SELECTION, INVALID_COLOUR, SM_WIDGET_SELECTINDUSTRIES),
- NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
- NWidget(WWT_TEXTBTN, COLOUR_BROWN, SM_WIDGET_ENABLEINDUSTRIES), SetMinimalSize(100, 12), SetDataTip(STR_SMALLMAP_ENABLE_ALL, STR_NULL),
- NWidget(WWT_TEXTBTN, COLOUR_BROWN, SM_WIDGET_DISABLEINDUSTRIES), SetMinimalSize(100, 12), SetDataTip(STR_SMALLMAP_DISABLE_ALL, STR_NULL),
- EndContainer(),
- NWidget(NWID_SPACER), SetFill(1, 1),
- EndContainer(),
- NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
- EndContainer(),
- EndContainer(),
- NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
- EndContainer(),
-};
-
-
static int _smallmap_industry_count; ///< Number of used industries
/** Macro for ordinary entry of LegendAndColour */
@@ -847,6 +796,23 @@ public:
this->SmallMapCenterOnCurrentPos();
}
+ /** Compute maximal required height of the legends.
+ * @return Maximally needed height for displaying the smallmap legends in pixels.
+ */
+ inline uint GetMaxLegendHeight() const
+ {
+ uint num_rows = max(this->min_number_of_fixed_rows, (_smallmap_industry_count + this->min_number_of_columns - 1) / this->min_number_of_columns);
+ return WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + num_rows * FONT_HEIGHT_SMALL;
+ }
+
+ /** 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.
*/
@@ -855,6 +821,16 @@ public:
return width / this->column_width;
}
+ /** Compute height given a width.
+ * @return Needed height for displaying the smallmap legends in pixels.
+ */
+ uint GetLegendHeight(uint width) const
+ {
+ uint num_columns = this->GetNumberColumnsLegend(width);
+ uint num_rows = max(this->min_number_of_fixed_rows, (_smallmap_industry_count + num_columns - 1) / num_columns);
+ return WD_FRAMERECT_TOP + WD_FRAMERECT_BOTTOM + num_rows * FONT_HEIGHT_SMALL;
+ }
+
virtual void SetStringParameters(int widget) const
{
switch (widget) {
@@ -897,19 +873,6 @@ public:
this->column_width = min_width + LEGEND_BLOB_WIDTH + WD_FRAMERECT_LEFT + WD_FRAMERECT_RIGHT;
}
- virtual void UpdateWidgetSize(int widget, Dimension *size, const Dimension &padding, Dimension *fill, Dimension *resize)
- {
- if (widget != SM_WIDGET_LEGEND) return;
-
- /* The number of columns may grow beyond the minimally required if the widget is wide enough. */
- uint columns = max(this->min_number_of_columns, (size->width - WD_FRAMERECT_LEFT) / this->column_width);
- /* The number of rows is always the minimum, otherwise it depends on the number of industries */
- uint number_of_rows = max(this->min_number_of_fixed_rows, (_smallmap_industry_count + columns - 1) / columns);
-
- size->width = max(columns * this->column_width + WD_FRAMERECT_LEFT, size->width);
- size->height = max(number_of_rows * FONT_HEIGHT_SMALL + WD_FRAMERECT_TOP + 1 + WD_FRAMERECT_BOTTOM, size->height);
- }
-
virtual void DrawWidget(const Rect &r, int widget) const
{
switch (widget) {
@@ -1167,6 +1130,147 @@ public:
SmallMapWindow::SmallMapType SmallMapWindow::map_type = SMT_CONTOUR;
bool SmallMapWindow::show_towns = true;
+/**
+ * Custom container class for displaying smallmap with a vertically resizing legend panel.
+ * The legend panel has a smallest height that depends on its width. Standard containers cannot handle this case.
+ *
+ * @note The container assumes it has two childs, the first is the display, the second is the bar with legends and selection image buttons.
+ * Both childs should be both horizontally and vertically resizable and horizontally fillable.
+ * The bar should have a minimal size with a zero-size legends display. Child padding is not supported.
+ */
+class NWidgetSmallmapDisplay : public NWidgetContainer {
+ const SmallMapWindow *smallmap_window; ///< Window manager instance.
+public:
+ NWidgetSmallmapDisplay() : NWidgetContainer(NWID_VERTICAL)
+ {
+ this->smallmap_window = NULL;
+ }
+
+ virtual void SetupSmallestSize(Window *w, bool init_array)
+ {
+ NWidgetBase *display = this->head;
+ NWidgetBase *bar = display->next;
+
+ display->SetupSmallestSize(w, init_array);
+ bar->SetupSmallestSize(w, init_array);
+
+ this->smallmap_window = dynamic_cast<SmallMapWindow *>(w);
+ this->smallest_x = max(display->smallest_x, bar->smallest_x + smallmap_window->GetMinLegendWidth());
+ this->smallest_y = display->smallest_y + max(bar->smallest_y, smallmap_window->GetMaxLegendHeight());
+ this->fill_x = max(display->fill_x, bar->fill_x);
+ this->fill_y = (display->fill_y == 0 && bar->fill_y == 0) ? 0 : min(display->fill_y, bar->fill_y);
+ this->resize_x = max(display->resize_x, bar->resize_x);
+ this->resize_y = min(display->resize_y, bar->resize_y);
+ }
+
+ virtual void AssignSizePosition(SizingType sizing, uint x, uint y, uint given_width, uint given_height, bool rtl)
+ {
+ this->pos_x = x;
+ this->pos_y = y;
+ this->current_x = given_width;
+ this->current_y = given_height;
+
+ NWidgetBase *display = this->head;
+ NWidgetBase *bar = display->next;
+
+ if (sizing == ST_SMALLEST) {
+ this->smallest_x = given_width;
+ this->smallest_y = given_height;
+ /* Make display and bar exactly equal to their minimal size. */
+ display->AssignSizePosition(ST_SMALLEST, x, y, display->smallest_x, display->smallest_y, rtl);
+ bar->AssignSizePosition(ST_SMALLEST, x, y + display->smallest_y, bar->smallest_x, bar->smallest_y, rtl);
+ }
+
+ uint bar_height = max(bar->smallest_y, this->smallmap_window->GetLegendHeight(given_width - bar->smallest_x));
+ uint display_height = given_height - bar_height;
+ display->AssignSizePosition(ST_RESIZE, x, y, given_width, display_height, rtl);
+ bar->AssignSizePosition(ST_RESIZE, x, y + display_height, given_width, bar_height, rtl);
+ }
+
+ virtual NWidgetCore *GetWidgetFromPos(int x, int y)
+ {
+ if (!IsInsideBS(x, this->pos_x, this->current_x) || !IsInsideBS(y, this->pos_y, this->current_y)) return NULL;
+ for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) {
+ NWidgetCore *widget = child_wid->GetWidgetFromPos(x, y);
+ if (widget != NULL) return widget;
+ }
+ return NULL;
+ }
+
+ virtual void Draw(const Window *w)
+ {
+ for (NWidgetBase *child_wid = this->head; child_wid != NULL; child_wid = child_wid->next) child_wid->Draw(w);
+ }
+};
+
+/** Widget parts of the smallmap display. */
+static const NWidgetPart _nested_smallmap_display[] = {
+ NWidget(WWT_PANEL, COLOUR_BROWN, SM_WIDGET_MAP_BORDER),
+ NWidget(WWT_INSET, COLOUR_BROWN, SM_WIDGET_MAP), SetMinimalSize(346, 140), SetResize(1, 1), SetPadding(2, 2, 2, 2), EndContainer(),
+ EndContainer(),
+};
+
+/** Widget parts of the smallmap legend bar + image buttons. */
+static const NWidgetPart _nested_smallmap_bar[] = {
+ NWidget(WWT_PANEL, COLOUR_BROWN),
+ NWidget(NWID_HORIZONTAL),
+ NWidget(WWT_EMPTY, INVALID_COLOUR, SM_WIDGET_LEGEND), SetResize(1, 1),
+ NWidget(NWID_VERTICAL),
+ /* Top button row. */
+ NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
+ NWidget(WWT_PUSHIMGBTN, COLOUR_BROWN, SM_WIDGET_CENTERMAP), SetDataTip(SPR_IMG_SMALLMAP, STR_SMALLMAP_CENTER),
+ NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_CONTOUR), SetDataTip(SPR_IMG_SHOW_COUNTOURS, STR_SMALLMAP_TOOLTIP_SHOW_LAND_CONTOURS_ON_MAP),
+ NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_VEHICLES), SetDataTip(SPR_IMG_SHOW_VEHICLES, STR_SMALLMAP_TOOLTIP_SHOW_VEHICLES_ON_MAP),
+ NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_INDUSTRIES), SetDataTip(SPR_IMG_INDUSTRY, STR_SMALLMAP_TOOLTIP_SHOW_INDUSTRIES_ON_MAP),
+ EndContainer(),
+ /* Bottom button row. */
+ NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
+ NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_TOGGLETOWNNAME), SetDataTip(SPR_IMG_TOWN, STR_SMALLMAP_TOOLTIP_TOGGLE_TOWN_NAMES_ON_OFF),
+ NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_ROUTES), SetDataTip(SPR_IMG_SHOW_ROUTES, STR_SMALLMAP_TOOLTIP_SHOW_TRANSPORT_ROUTES_ON),
+ NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_VEGETATION), SetDataTip(SPR_IMG_PLANTTREES, STR_SMALLMAP_TOOLTIP_SHOW_VEGETATION_ON_MAP),
+ NWidget(WWT_IMGBTN, COLOUR_BROWN, SM_WIDGET_OWNERS), SetDataTip(SPR_IMG_COMPANY_GENERAL, STR_SMALLMAP_TOOLTIP_SHOW_LAND_OWNERS_ON_MAP),
+ EndContainer(),
+ NWidget(NWID_SPACER), SetResize(0, 1),
+ EndContainer(),
+ EndContainer(),
+ EndContainer(),
+};
+
+static NWidgetBase *SmallMapDisplay(int *biggest_index)
+{
+ NWidgetContainer *map_display = new NWidgetSmallmapDisplay;
+
+ MakeNWidgets(_nested_smallmap_display, lengthof(_nested_smallmap_display), biggest_index, map_display);
+ MakeNWidgets(_nested_smallmap_bar, lengthof(_nested_smallmap_bar), biggest_index, map_display);
+ return map_display;
+}
+
+
+static const NWidgetPart _nested_smallmap_widgets[] = {
+ NWidget(NWID_HORIZONTAL),
+ NWidget(WWT_CLOSEBOX, COLOUR_BROWN),
+ NWidget(WWT_CAPTION, COLOUR_BROWN, SM_WIDGET_CAPTION), SetDataTip(STR_SMALLMAP_CAPTION, STR_TOOLTIP_WINDOW_TITLE_DRAG_THIS),
+ NWidget(WWT_STICKYBOX, COLOUR_BROWN),
+ EndContainer(),
+ NWidgetFunction(SmallMapDisplay), // Smallmap display and legend bar + image buttons.
+ /* Bottom button row and resize box. */
+ NWidget(NWID_HORIZONTAL),
+ NWidget(WWT_PANEL, COLOUR_BROWN),
+ NWidget(NWID_HORIZONTAL),
+ NWidget(NWID_SELECTION, INVALID_COLOUR, SM_WIDGET_SELECTINDUSTRIES),
+ NWidget(NWID_HORIZONTAL, NC_EQUALSIZE),
+ NWidget(WWT_TEXTBTN, COLOUR_BROWN, SM_WIDGET_ENABLEINDUSTRIES), SetMinimalSize(100, 12), SetDataTip(STR_SMALLMAP_ENABLE_ALL, STR_NULL),
+ NWidget(WWT_TEXTBTN, COLOUR_BROWN, SM_WIDGET_DISABLEINDUSTRIES), SetMinimalSize(100, 12), SetDataTip(STR_SMALLMAP_DISABLE_ALL, STR_NULL),
+ EndContainer(),
+ NWidget(NWID_SPACER), SetFill(1, 1),
+ EndContainer(),
+ NWidget(NWID_SPACER), SetFill(1, 0), SetResize(1, 0),
+ EndContainer(),
+ EndContainer(),
+ NWidget(WWT_RESIZEBOX, COLOUR_BROWN),
+ EndContainer(),
+};
+
static const WindowDesc _smallmap_desc(
WDP_AUTO, 446, 314,
WC_SMALLMAP, WC_NONE,