parts: use bold width for text layout

Fixes the remaining issues with item descriptions in Rance 9.

src/hll/StoatSpriteEngine.c

@@ -146,7 +146,7 @@ void StoatSpriteEngine_SP_SetTextSpriteColor(int r, int g, int b)
 
 void StoatSpriteEngine_SP_SetTextSpriteBoldWeight(float weight)
 {
-	//NOTICE("StoatSpriteEngine.SP_SetTextSpriteBoldWeight(%f)", weight);
+	text_sprite_ts.bold_width = weight;
 }
 
 void StoatSpriteEngine_SP_SetTextSpriteEdgeWeight(float weight)

src/parts/text.c

@@ -90,7 +90,7 @@ static const char *parts_text_append_char(struct parts_text *t, const char *str)
 	ch->advance = gfx_render_textf(&ch->t, 0, 0, ch->ch, &t->ts, false);
 
 	line->width += ch->advance;
-	line->height = max(line->height, height);
+	line->height = max(line->height, height + ceilf(t->ts.bold_width)*2);
 	return str + len;
 }
 
@@ -205,6 +205,7 @@ bool PE_SetFont(int parts_no, int type, int size, int r, int g, int b, float bol
 	text->ts.weight = bold_weight * 1000;
 	text->ts.edge_color = (SDL_Color) { edge_r, edge_g, edge_b, 255 };
 	text_style_set_edge_width(&text->ts, edge_weight);
+	text->ts.bold_width = bold_weight;
 	parts_text_rerender(parts, text);
 	return true;
 }

src/text.c

@@ -174,7 +174,7 @@ float gfx_size_text(struct text_style *ts, const char *text)
 {
 	struct font_size *size = text_style_font_size(ts);
 	float edge_advance = gfx_text_advance_edges
-		? ts->edge_left + ts->edge_right + ceilf(ts->bold_width)
+		? ts->edge_left + ts->edge_right + ceilf(ts->bold_width)*2
 		: 0.0f;
 	float x = 0.0f;
 	while (*text) {