From c313b219a226c3b968ff312b96120eef0c527d91 Mon Sep 17 00:00:00 2001
From: Dana Jansens <danakj@orodu.net>
Date: Wed, 6 Feb 2008 21:35:55 -0500
Subject: you can create dialog windows called "prompts" which have a message
 and some buttons!  they don't do anything interesting yet.

---
 render/font.c   | 12 ++++++++----
 render/render.c | 11 ++++++++++-
 render/render.h |  5 ++++-
 3 files changed, 22 insertions(+), 6 deletions(-)

(limited to 'render')

diff --git a/render/font.c b/render/font.c
index 369f262e..29d48215 100644
--- a/render/font.c
+++ b/render/font.c
@@ -109,6 +109,7 @@ RrFont *RrFontOpen(const RrInstance *inst, const gchar *name, gint size,
     /* setup the layout */
     pango_layout_set_font_description(out->layout, out->font_desc);
     pango_layout_set_single_paragraph_mode(out->layout, TRUE);
+    pango_layout_set_wrap(out->layout, PANGO_WRAP_WORD_CHAR);
 
     /* get the ascent and descent */
     measure_font(inst, out);
@@ -139,12 +140,14 @@ void RrFontClose(RrFont *f)
 }
 
 static void font_measure_full(const RrFont *f, const gchar *str,
-                              gint *x, gint *y, gint shadow_x, gint shadow_y)
+                              gint *x, gint *y, gint shadow_x, gint shadow_y,
+                              gint maxwidth)
 {
     PangoRectangle rect;
 
     pango_layout_set_text(f->layout, str, -1);
-    pango_layout_set_width(f->layout, -1);
+    pango_layout_set_width(f->layout,
+                           (maxwidth <= 0 ? -1 : maxwidth * PANGO_SCALE));
 
     /* pango_layout_get_pixel_extents lies! this is the right way to get the
        size of the text's area */
@@ -163,11 +166,12 @@ static void font_measure_full(const RrFont *f, const gchar *str,
 }
 
 RrSize *RrFontMeasureString(const RrFont *f, const gchar *str,
-                            gint shadow_x, gint shadow_y)
+                            gint shadow_x, gint shadow_y, gint maxwidth)
 {
     RrSize *size;
     size = g_new(RrSize, 1);
-    font_measure_full(f, str, &size->width, &size->height, shadow_x, shadow_y);
+    font_measure_full(f, str, &size->width, &size->height, shadow_x, shadow_y,
+                      maxwidth);
     return size;
 }
 
diff --git a/render/render.c b/render/render.c
index 4119dc7f..2147df01 100644
--- a/render/render.c
+++ b/render/render.c
@@ -178,6 +178,14 @@ RrAppearance *RrAppearanceNew(const RrInstance *inst, gint numtex)
   return out;
 }
 
+void RrAppearanceRemoveTextures(RrAppearance *a)
+{
+    gint i;
+
+    g_free(a->texture);
+    a->textures = 0;
+}
+
 void RrAppearanceAddTextures(RrAppearance *a, gint numtex)
 {
     g_assert(a->textures == 0);
@@ -378,7 +386,8 @@ gint RrMinWidth(RrAppearance *a)
             m = RrFontMeasureString(a->texture[i].data.text.font,
                                     a->texture[i].data.text.string,
                                     a->texture[i].data.text.shadow_offset_x,
-                                    a->texture[i].data.text.shadow_offset_y);
+                                    a->texture[i].data.text.shadow_offset_y,
+                                    a->texture[i].data.text.maxwidth);
             w = MAX(w, m->width);
             g_free(m);
             break;
diff --git a/render/render.h b/render/render.h
index 1f87c6e0..c812c316 100644
--- a/render/render.h
+++ b/render/render.h
@@ -141,6 +141,7 @@ struct _RrTextureText {
     gboolean shortcut; /*!< Underline a character */
     guint shortcut_pos; /*!< Position in bytes of the character to underline */
     RrEllipsizeMode ellipsize;
+    gint maxwidth;
 };
 
 struct _RrPixmapMask {
@@ -244,6 +245,7 @@ GC       RrColorGC    (RrColor *c);
 RrAppearance *RrAppearanceNew  (const RrInstance *inst, gint numtex);
 RrAppearance *RrAppearanceCopy (RrAppearance *a);
 void          RrAppearanceFree (RrAppearance *a);
+void          RrAppearanceRemoveTextures(RrAppearance *a);
 void          RrAppearanceAddTextures(RrAppearance *a, gint numtex);
 
 RrFont *RrFontOpen          (const RrInstance *inst, const gchar *name,
@@ -251,7 +253,8 @@ RrFont *RrFontOpen          (const RrInstance *inst, const gchar *name,
 RrFont *RrFontOpenDefault   (const RrInstance *inst);
 void    RrFontClose         (RrFont *f);
 RrSize *RrFontMeasureString (const RrFont *f, const gchar *str,
-                             gint shadow_offset_x, gint shadow_offset_y);
+                             gint shadow_offset_x, gint shadow_offset_y,
+                             gint maxwidth);
 gint    RrFontHeight        (const RrFont *f, gint shadow_offset_y);
 gint    RrFontMaxCharWidth  (const RrFont *f);
 
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