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authoryexo <yexo@openttd.org>2012-01-12 19:11:51 +0000
committeryexo <yexo@openttd.org>2012-01-12 19:11:51 +0000
commitb1a830491aa01218cf0ec699269bd5d6a107f6f8 (patch)
tree8d7a388597837627e9bba12460d25777fac50885 /src
parent1ea634fcba9a2a03b0cfe07c05d307ee0e0152c6 (diff)
downloadopenttd-b1a830491aa01218cf0ec699269bd5d6a107f6f8.tar.xz
(svn r23791) -Fix [FS#4960]: resize text panel for parameter description if it doesn't fit in 4 lines.
If you resize the window so it's smaller than default the text might still not fit
Diffstat (limited to 'src')
-rw-r--r--src/gfx.cpp30
-rw-r--r--src/gfx_func.h1
-rw-r--r--src/newgrf_gui.cpp12
3 files changed, 42 insertions, 1 deletions
diff --git a/src/gfx.cpp b/src/gfx.cpp
index 5dcd9a09d..55721e052 100644
--- a/src/gfx.cpp
+++ b/src/gfx.cpp
@@ -821,6 +821,36 @@ Dimension GetStringMultiLineBoundingBox(StringID str, const Dimension &suggestio
return box;
}
+
+/**
+ * Calculates height of string (in pixels). The string is changed to a multiline string if needed.
+ * @param str string to check
+ * @param maxw maximum string width
+ * @return height of pixels of string when it is drawn
+ */
+int GetStringHeight(const char *str, int maxw)
+{
+ char buffer[DRAW_STRING_BUFFER];
+
+ strecpy(buffer, str, lastof(buffer));
+
+ uint32 tmp = FormatStringLinebreaks(buffer, lastof(buffer), maxw);
+
+ return GetMultilineStringHeight(buffer, GB(tmp, 0, 16), FS_NORMAL);
+}
+
+/**
+ * Calculate string bounding box for multi-line strings.
+ * @param str String to check.
+ * @param suggestion Suggested bounding box.
+ * @return Bounding box for the multi-line string, may be bigger than \a suggestion.
+ */
+Dimension GetStringMultiLineBoundingBox(const char *str, const Dimension &suggestion)
+{
+ Dimension box = {suggestion.width, GetStringHeight(str, suggestion.width)};
+ return box;
+}
+
/**
* Draw string, possibly over multiple lines.
*
diff --git a/src/gfx_func.h b/src/gfx_func.h
index 544c6174e..49d2d35a3 100644
--- a/src/gfx_func.h
+++ b/src/gfx_func.h
@@ -125,6 +125,7 @@ Dimension GetStringBoundingBox(StringID strid);
uint32 FormatStringLinebreaks(char *str, const char *last, int maxw, FontSize start_fontsize = FS_NORMAL);
int GetStringHeight(StringID str, int maxw);
Dimension GetStringMultiLineBoundingBox(StringID str, const Dimension &suggestion);
+Dimension GetStringMultiLineBoundingBox(const char *str, const Dimension &suggestion);
void LoadStringWidthTable(bool monospace = false);
void DrawDirtyBlocks();
diff --git a/src/newgrf_gui.cpp b/src/newgrf_gui.cpp
index 95d88abd1..79a845ad0 100644
--- a/src/newgrf_gui.cpp
+++ b/src/newgrf_gui.cpp
@@ -211,7 +211,17 @@ struct NewGRFParametersWindow : public Window {
break;
case WID_NP_DESCRIPTION:
- size->height = max<uint>(size->height, FONT_HEIGHT_NORMAL * 4 + WD_TEXTPANEL_TOP + WD_TEXTPANEL_BOTTOM);
+ /* Minimum size of 4 lines. The 500 is the default size of the window. */
+ Dimension suggestion = {500 - WD_FRAMERECT_LEFT - WD_FRAMERECT_RIGHT, FONT_HEIGHT_NORMAL * 4 + WD_TEXTPANEL_TOP + WD_TEXTPANEL_BOTTOM};
+ for (uint i = 0; i < this->grf_config->param_info.Length(); i++) {
+ const GRFParameterInfo *par_info = this->grf_config->param_info[i];
+ if (par_info == NULL) continue;
+ const char *desc = GetGRFStringFromGRFText(par_info->desc);
+ if (desc == NULL) continue;
+ const Dimension d = GetStringMultiLineBoundingBox(desc, suggestion);
+ suggestion = maxdim(d, suggestion);
+ }
+ size->height = suggestion.height;
break;
}
}