[Bf-blender-cvs] [68da165ff2f] experimental-build: Text overflow option tests

Dalai Felinto noreply at git.blender.org
Wed Oct 24 03:46:21 CEST 2018


Commit: 68da165ff2fc5f5bafe074aeadd5f27e8f41967c
Author: Dalai Felinto
Date:   Tue Oct 23 22:45:31 2018 -0300
Branches: experimental-build
https://developer.blender.org/rB68da165ff2fc5f5bafe074aeadd5f27e8f41967c

Text overflow option tests

===================================================================

M	release/scripts/startup/bl_ui/properties_data_curve.py
M	source/blender/blenkernel/intern/font.c
M	source/blender/draw/modes/edit_text_mode.c
M	source/blender/makesdna/DNA_curve_types.h
M	source/blender/makesrna/intern/rna_curve.c

===================================================================

diff --git a/release/scripts/startup/bl_ui/properties_data_curve.py b/release/scripts/startup/bl_ui/properties_data_curve.py
index 9155da14c6b..3469ff04e3a 100644
--- a/release/scripts/startup/bl_ui/properties_data_curve.py
+++ b/release/scripts/startup/bl_ui/properties_data_curve.py
@@ -441,6 +441,9 @@ class DATA_PT_text_boxes(CurveButtonsPanelText, Panel):
         text = context.curve
 
         layout.operator("font.textbox_add", icon='ADD')
+        sub = layout.column()
+        sub.prop(text, "overflow", text="Overflow")
+        sub.active = (text.overflow != 'SCALE') or (len(text.text_boxes) == 1)
 
         for i, box in enumerate(text.text_boxes):
 
diff --git a/source/blender/blenkernel/intern/font.c b/source/blender/blenkernel/intern/font.c
index 51ab82fd593..cd05db5f6ba 100644
--- a/source/blender/blenkernel/intern/font.c
+++ b/source/blender/blenkernel/intern/font.c
@@ -364,7 +364,8 @@ static VChar *find_vfont_char(VFontData *vfd, unsigned int character)
 }
 
 static void build_underline(Curve *cu, ListBase *nubase, const rctf *rect,
-                            float yofs, float rot, int charidx, short mat_nr)
+                            float yofs, float rot, int charidx, short mat_nr,
+                            const float font_size)
 {
 	Nurb *nu2;
 	BPoint *bp;
@@ -417,18 +418,19 @@ static void build_underline(Curve *cu, ListBase *nubase, const rctf *rect,
 		bp = nu2->bp;
 	}
 
-	mul_v2_fl(bp[0].vec, cu->fsize);
-	mul_v2_fl(bp[1].vec, cu->fsize);
-	mul_v2_fl(bp[2].vec, cu->fsize);
-	mul_v2_fl(bp[3].vec, cu->fsize);
+	mul_v2_fl(bp[0].vec, font_size);
+	mul_v2_fl(bp[1].vec, font_size);
+	mul_v2_fl(bp[2].vec, font_size);
+	mul_v2_fl(bp[3].vec, font_size);
 }
 
 static void buildchar(Curve *cu, ListBase *nubase, unsigned int character, CharInfo *info,
-                      float ofsx, float ofsy, float rot, int charidx)
+                      float ofsx, float ofsy, float rot, int charidx,
+                      const float fsize)
 {
 	BezTriple *bezt1, *bezt2;
 	Nurb *nu1 = NULL, *nu2 = NULL;
-	float *fp, fsize, shear, x, si, co;
+	float *fp, shear, x, si, co;
 	VFontData *vfd = NULL;
 	VChar *che = NULL;
 	int i;
@@ -448,7 +450,6 @@ static void buildchar(Curve *cu, ListBase *nubase, unsigned int character, CharI
 #endif
 
 	/* make a copy at distance ofsx, ofsy with shear */
-	fsize = cu->fsize;
 	shear = cu->shear;
 	si = sinf(rot);
 	co = cosf(rot);
@@ -651,9 +652,10 @@ struct TempLineInfo {
 #define ASCENT(vfd) ((vfd)->ascender * (vfd)->em_height)
 #define DESCENT(vfd) ((vfd)->em_height - ASCENT(vfd))
 
-bool BKE_vfont_to_curve_ex(Object *ob, Curve *cu, int mode, ListBase *r_nubase,
+static bool vfont_to_curve(Object *ob, Curve *cu, int mode, ListBase *r_nubase,
                            const wchar_t **r_text, int *r_text_len, bool *r_text_free,
-                           struct CharTrans **r_chartransdata)
+                           struct CharTrans **r_chartransdata,
+                           const float scale)
 {
 	EditFont *ef = cu->editfont;
 	EditFontSelBox *selboxes = NULL;
@@ -671,11 +673,16 @@ bool BKE_vfont_to_curve_ex(Object *ob, Curve *cu, int mode, ListBase *r_nubase,
 	int curbox;
 	int selstart, selend;
 	int cnr = 0, lnr = 0, wsnr = 0;
-	const wchar_t *mem;
+	const wchar_t *mem = NULL;
 	wchar_t ascii;
 	bool ok = false;
-	const float xof_scale = cu->xof / cu->fsize;
-	const float yof_scale = cu->yof / cu->fsize;
+	const float font_size = cu->fsize * scale;
+	const float xof_scale = cu->xof / font_size;
+	const float yof_scale = cu->yof / font_size;
+	int last_line = -1;
+	/* Length of the text disregarding \n breaks. */
+	float current_line_length = 0.0f;
+	float longest_line_length = 0.0f;
 
 	/* Text at the beginning of the last used text-box (use for y-axis alignment).
 	 * We overallocate by one to simplify logic of getting last char. */
@@ -756,7 +763,7 @@ bool BKE_vfont_to_curve_ex(Object *ob, Curve *cu, int mode, ListBase *r_nubase,
 	linedist = cu->linedist;
 
 	curbox = 0;
-	textbox_scale(&tb_scale, &cu->tb[curbox], 1.0f / cu->fsize);
+	textbox_scale(&tb_scale, &cu->tb[curbox], 1.0f / font_size);
 	use_textbox = (tb_scale.w != 0.0f);
 
 
@@ -768,7 +775,7 @@ bool BKE_vfont_to_curve_ex(Object *ob, Curve *cu, int mode, ListBase *r_nubase,
 	oldvfont = NULL;
 
 	for (i = 0; i < slen; i++) {
-		custrinfo[i].flag &= ~(CU_CHINFO_WRAP | CU_CHINFO_SMALLCAPS_CHECK);
+		custrinfo[i].flag &= ~(CU_CHINFO_WRAP | CU_CHINFO_SMALLCAPS_CHECK | CU_CHINFO_OVERFLOW);
 	}
 
 	for (i = 0; i <= slen; i++) {
@@ -837,6 +844,7 @@ makebreak:
 		{
 			//		fprintf(stderr, "linewidth exceeded: %c%c%c...\n", mem[i], mem[i+1], mem[i+2]);
 			for (j = i; j && (mem[j] != '\n') && (chartransdata[j].dobreak == 0); j--) {
+				bool dobreak = false;
 				if (mem[j] == ' ' || mem[j] == '-') {
 					ct -= (i - (j - 1));
 					cnr -= (i - (j - 1));
@@ -846,9 +854,9 @@ makebreak:
 					xof = ct->xof;
 					ct[1].dobreak = 1;
 					custrinfo[i + 1].flag |= CU_CHINFO_WRAP;
-					goto makebreak;
+					dobreak = true;
 				}
-				if (chartransdata[j].dobreak) {
+				else if (chartransdata[j].dobreak) {
 					//				fprintf(stderr, "word too long: %c%c%c...\n", mem[j], mem[j+1], mem[j+2]);
 					ct->dobreak = 1;
 					custrinfo[i + 1].flag |= CU_CHINFO_WRAP;
@@ -856,6 +864,13 @@ makebreak:
 					cnr -= 1;
 					i--;
 					xof = ct->xof;
+					dobreak = true;
+				}
+				if (dobreak) {
+					if (tb_scale.h == 0.0f) {
+						/* Note: If underlined text is truncated away, the extra space is also truncated. */
+						custrinfo[i + 1].flag |= CU_CHINFO_OVERFLOW;
+					}
 					goto makebreak;
 				}
 			}
@@ -877,16 +892,30 @@ makebreak:
 			CLAMP_MIN(maxlen, lineinfo[lnr].x_min);
 
 			if ((tb_scale.h != 0.0f) &&
-			    (cu->totbox > (curbox + 1)) &&
 			    ((-(yof - tb_scale.y)) > (tb_scale.h - linedist) - yof_scale))
 			{
-				maxlen = 0;
-				curbox++;
-				i_textbox_array[curbox] = i + 1;
+				if (cu->totbox > (curbox + 1)) {
+					maxlen = 0;
+					curbox++;
+					i_textbox_array[curbox] = i + 1;
 
-				textbox_scale(&tb_scale, &cu->tb[curbox], 1.0f / cu->fsize);
+					textbox_scale(&tb_scale, &cu->tb[curbox], 1.0f / font_size);
 
-				yof = MARGIN_Y_MIN;
+					yof = MARGIN_Y_MIN;
+				}
+				else if (last_line == -1) {
+					last_line = lnr + 1;
+					info->flag |= CU_CHINFO_OVERFLOW;
+				}
+			}
+
+			current_line_length += xof;
+			if (ct->dobreak) {
+				current_line_length += twidth;
+			}
+			else {
+				longest_line_length = MAX2(current_line_length, longest_line_length);
+				current_line_length = 0.0f;
 			}
 
 			/* XXX, has been unused for years, need to check if this is useful, r4613 r5282 - campbell */
@@ -925,9 +954,9 @@ makebreak:
 
 			if (selboxes && (i >= selstart) && (i <= selend)) {
 				sb = &selboxes[i - selstart];
-				sb->y = yof * cu->fsize - linedist * cu->fsize * 0.1f;
-				sb->h = linedist * cu->fsize;
-				sb->w = xof * cu->fsize;
+				sb->y = yof * font_size - linedist * font_size * 0.1f;
+				sb->h = linedist * font_size;
+				sb->w = xof * font_size;
 			}
 
 			if (ascii == 32) {
@@ -944,11 +973,13 @@ makebreak:
 			xof += (twidth * wsfac * (1.0f + (info->kern / 40.0f)) ) + xtrax;
 
 			if (sb) {
-				sb->w = (xof * cu->fsize) - sb->w;
+				sb->w = (xof * font_size) - sb->w;
 			}
 		}
 		ct++;
 	}
+	current_line_length += xof + twidth;
+	longest_line_length = MAX2(current_line_length, longest_line_length);
 
 	cu->lines = 1;
 	for (i = 0; i <= slen; i++) {
@@ -1050,7 +1081,7 @@ makebreak:
 				ct_last = chartransdata + (is_last_filled_textbox ? slen: i_textbox_next - 1);
 				lines = ct_last->linenr - ct_first->linenr + 1;
 
-				textbox_scale(&tb_scale, &cu->tb[tb_index], 1.0f / cu->fsize);
+				textbox_scale(&tb_scale, &cu->tb[tb_index], 1.0f / font_size);
 				/* The initial Y origin of the textbox is hardcoded to 1.0f * text scale. */
 				const float textbox_y_origin = 1.0f;
 				float yoff;
@@ -1133,7 +1164,7 @@ makebreak:
 
 			copy_m3_m4(cmat, cu->textoncurve->obmat);
 			mul_m3_m3m3(cmat, cmat, imat3);
-			sizefac = normalize_v3(cmat[0]) / cu->fsize;
+			sizefac = normalize_v3(cmat[0]) / font_size;
 
 			minx = miny = 1.0e20f;
 			maxx = maxy = -1.0e20f;
@@ -1226,8 +1257,8 @@ makebreak:
 		ct = chartransdata;
 		for (i = 0; i <= selend; i++, ct++) {
 			if (i >= selstart) {
-				selboxes[i - selstart].x = ct->xof * cu->fsize;
-				selboxes[i - selstart].y = ct->yof * cu->fsize;
+				selboxes[i - selstart].x = ct->xof * font_size;
+				selboxes[i - selstart].y = ct->yof * font_size;
 			}
 		}
 	}
@@ -1277,27 +1308,25 @@ makebreak:
 
 		f = ef->textcurs[0];
 
-		f[0] = cu->fsize * (-0.1f * co + ct->xof);
-		f[1] = cu->fsize * ( 0.1f * si + ct->yof);
+		f[0] = font_size * (-0.1f * co + ct->xof);
+		f[1] = font_size * ( 0.1f * si + ct->yof);
 
-		f[2] = cu->fsize * ( 0.1f * co + ct->xof);
-		f[3] = cu->fsize * (-0.1f * si + ct->yof);
+		f[2] = font_size * ( 0.1f * co + ct->xof);
+		f[3] = font_size * (-0.1f * si + ct->yof);
 
-		f[4] = cu->fsize * ( 0.1f * co + 0.8f * si + ct->xof);
-		f[5] = cu->fsize * (-0.1f * si + 0.8f * co + ct->yof);
+		f[4] = font_size * ( 0.1f * co + 0.8f * si + ct->xof);
+		f[5] = font_size * (-0.1f * si + 0.8f * co + ct->yof);
 
-		f[6] = cu->fsize * (-0.1f * co + 0.8f * si + ct->xof);
-		f[7] = cu->fsize * ( 0.1f * si + 0.8f * co + ct->yof);
+		f[6] = font_size * (-0.1f * co + 0.8f * si + ct->xof);
+		f[7] = font_size * ( 0.1f * si + 0.8f * co + ct->yof);
 
 	}
 
 	if (mode == FO_SELCHANGE) {
 		MEM_freeN(chartransdata);
 		chartransdata = NULL;
-		goto finally;
 	}
-
-	if (mode == FO_EDIT) {
+	else if (mode == FO_EDIT) {
 		/* make nurbdata */
 		BKE_nurbList_free(r_nubase);
 
@@ -1306,6 +1335,13 @@ makebreak:
 			unsigned int cha = (unsigned int) mem[i];
 			info = &(custrinfo[i]);
 
+			if ((cu->overflow == CU_OVERFLOW_TRUNCATE) &&
+			    (ob && ob->mode != OB_MODE_EDIT) &&
+			    (info->flag & CU_CHINFO_OVERFLOW))
+			{
+				break;
+			}
+
 			if (info->flag & CU_CHINFO_SMALLCAPS_CHECK) {
 				cha = towupper(cha);
 			}
@@ -1316,7 +1352,7 @@ makebreak:
 			}
 			/* We do not want to see any character for \n or \r */
 			if (cha != '\n')
-				buildchar(cu, r_nubase, cha, info, ct->xof, ct->yof, ct->rot, i);
+				buildchar(cu, r_nubase, cha, info, ct->xof, ct-

@@ Diff output truncated at 10240 characters. @@



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