void BLF_width_and_height_default(const char *str, size_t len, float *r_width, float *r_height)
{
ASSERT_DEFAULT_SET;
BLF_size(global_font_default, global_font_points, global_font_dpi);
BLF_width_and_height(global_font_default, str, len, r_width, r_height);
}
static PyObject *py_blf_dimensions(PyObject *UNUSED(self), PyObject *args)
{
const char *text;
float r_width, r_height;
PyObject *ret;
int fontid;
if (!PyArg_ParseTuple(args, "is:blf.dimensions", &fontid, &text)) {
return NULL;
}
BLF_width_and_height(fontid, text, INT_MAX, &r_width, &r_height);
ret = PyTuple_New(2);
PyTuple_SET_ITEMS(ret, PyFloat_FromDouble(r_width), PyFloat_FromDouble(r_height));
return ret;
}
void clip_draw_curfra_label(SpaceClip *sc, float x, float y)
{
uiStyle *style = UI_GetStyle();
int fontid = style->widget.uifont_id;
char numstr[32];
float font_dims[2] = {0.0f, 0.0f};
/* frame number */
BLF_size(fontid, 11.0f, U.dpi);
BLI_snprintf(numstr, sizeof(numstr), "%d", sc->user.framenr);
BLF_width_and_height(fontid, numstr, &font_dims[0], &font_dims[1]);
glRecti(x, y, x + font_dims[0] + 6.0f, y + font_dims[1] + 4.0f);
UI_ThemeColor(TH_TEXT);
BLF_position(fontid, x + 2.0f, y + 2.0f, 0.0f);
BLF_draw(fontid, numstr, sizeof(numstr));
}
const MT_Vector2 KX_FontObject::GetTextDimensions()
{
MT_Vector2 dimensions(0.0f, 0.0f);
for (std::vector<std::string>::iterator it = m_text.begin(); it != m_text.end(); ++it) {
float w = 0.0f, h = 0.0f;
const std::string& text = *it;
BLF_width_and_height(m_fontid, text.c_str(), text.size(), &w, &h);
dimensions.x() = std::max(dimensions.x(), w);
dimensions.y() += h + m_line_spacing;
}
// XXX: Quick hack to convert the size to BU
dimensions /= 10.0f;
// Scale the width and height by the object's scale
const MT_Vector3& scale = NodeGetLocalScaling();
dimensions.x() *= fabs(scale.x());
dimensions.y() *= fabs(scale.y());
return dimensions;
}
static void ruler_info_draw_pixel(const struct bContext *C, ARegion *ar, void *arg)
{
Scene *scene = CTX_data_scene(C);
UnitSettings *unit = &scene->unit;
RulerItem *ruler_item;
RulerInfo *ruler_info = arg;
RegionView3D *rv3d = ruler_info->ar->regiondata;
// ARegion *ar = ruler_info->ar;
const float cap_size = 4.0f;
const float bg_margin = 4.0f * U.pixelsize;
const float bg_radius = 4.0f * U.pixelsize;
const float arc_size = 64.0f * U.pixelsize;
#define ARC_STEPS 24
const int arc_steps = ARC_STEPS;
int i;
//unsigned int color_act = 0x666600;
unsigned int color_act = 0xffffff;
unsigned int color_base = 0x0;
unsigned char color_back[4] = {0xff, 0xff, 0xff, 0x80};
unsigned char color_text[3];
unsigned char color_wire[3];
/* anti-aliased lines for more consistent appearance */
glEnable(GL_LINE_SMOOTH);
BLF_enable(blf_mono_font, BLF_ROTATION);
BLF_size(blf_mono_font, 14 * U.pixelsize, U.dpi);
BLF_rotation(blf_mono_font, 0.0f);
UI_GetThemeColor3ubv(TH_TEXT, color_text);
UI_GetThemeColor3ubv(TH_WIRE, color_wire);
for (ruler_item = ruler_info->items.first, i = 0; ruler_item; ruler_item = ruler_item->next, i++) {
const bool is_act = (i == ruler_info->item_active);
float dir_ruler[2];
float co_ss[3][2];
int j;
/* should these be checked? - ok for now not to */
for (j = 0; j < 3; j++) {
ED_view3d_project_float_global(ar, ruler_item->co[j], co_ss[j], V3D_PROJ_TEST_NOP);
}
glEnable(GL_BLEND);
cpack(is_act ? color_act : color_base);
if (ruler_item->flag & RULERITEM_USE_ANGLE) {
glBegin(GL_LINE_STRIP);
for (j = 0; j < 3; j++) {
glVertex2fv(co_ss[j]);
}
glEnd();
cpack(0xaaaaaa);
setlinestyle(3);
glBegin(GL_LINE_STRIP);
for (j = 0; j < 3; j++) {
glVertex2fv(co_ss[j]);
}
glEnd();
setlinestyle(0);
/* arc */
{
float dir_tmp[3];
float co_tmp[3];
float arc_ss_coords[ARC_STEPS + 1][2];
float dir_a[3];
float dir_b[3];
float quat[4];
float axis[3];
float angle;
const float px_scale = (ED_view3d_pixel_size(rv3d, ruler_item->co[1]) *
min_fff(arc_size,
len_v2v2(co_ss[0], co_ss[1]) / 2.0f,
len_v2v2(co_ss[2], co_ss[1]) / 2.0f));
sub_v3_v3v3(dir_a, ruler_item->co[0], ruler_item->co[1]);
sub_v3_v3v3(dir_b, ruler_item->co[2], ruler_item->co[1]);
normalize_v3(dir_a);
normalize_v3(dir_b);
cross_v3_v3v3(axis, dir_a, dir_b);
angle = angle_normalized_v3v3(dir_a, dir_b);
axis_angle_to_quat(quat, axis, angle / arc_steps);
copy_v3_v3(dir_tmp, dir_a);
glColor3ubv(color_wire);
for (j = 0; j <= arc_steps; j++) {
madd_v3_v3v3fl(co_tmp, ruler_item->co[1], dir_tmp, px_scale);
ED_view3d_project_float_global(ar, co_tmp, arc_ss_coords[j], V3D_PROJ_TEST_NOP);
mul_qt_v3(quat, dir_tmp);
}
glEnableClientState(GL_VERTEX_ARRAY);
glVertexPointer(2, GL_FLOAT, 0, arc_ss_coords);
glDrawArrays(GL_LINE_STRIP, 0, arc_steps + 1);
glDisableClientState(GL_VERTEX_ARRAY);
}
/* text */
{
char numstr[256];
float numstr_size[2];
float pos[2];
const int prec = 2; /* XXX, todo, make optional */
ruler_item_as_string(ruler_item, unit, numstr, sizeof(numstr), prec);
BLF_width_and_height(blf_mono_font, numstr, sizeof(numstr), &numstr_size[0], &numstr_size[1]);
pos[0] = co_ss[1][0] + (cap_size * 2.0f);
pos[1] = co_ss[1][1] - (numstr_size[1] / 2.0f);
/* draw text (bg) */
glColor4ubv(color_back);
uiSetRoundBox(UI_CNR_ALL);
uiRoundBox(pos[0] - bg_margin, pos[1] - bg_margin,
pos[0] + bg_margin + numstr_size[0], pos[1] + bg_margin + numstr_size[1],
bg_radius);
/* draw text */
glColor3ubv(color_text);
BLF_position(blf_mono_font, pos[0], pos[1], 0.0f);
BLF_rotation(blf_mono_font, 0.0f);
BLF_draw(blf_mono_font, numstr, sizeof(numstr));
}
/* capping */
{
float rot_90_vec_a[2];
float rot_90_vec_b[2];
float cap[2];
sub_v2_v2v2(dir_ruler, co_ss[0], co_ss[1]);
rot_90_vec_a[0] = -dir_ruler[1];
rot_90_vec_a[1] = dir_ruler[0];
normalize_v2(rot_90_vec_a);
sub_v2_v2v2(dir_ruler, co_ss[1], co_ss[2]);
rot_90_vec_b[0] = -dir_ruler[1];
rot_90_vec_b[1] = dir_ruler[0];
normalize_v2(rot_90_vec_b);
glEnable(GL_BLEND);
glColor3ubv(color_wire);
glBegin(GL_LINES);
madd_v2_v2v2fl(cap, co_ss[0], rot_90_vec_a, cap_size);
glVertex2fv(cap);
madd_v2_v2v2fl(cap, co_ss[0], rot_90_vec_a, -cap_size);
glVertex2fv(cap);
madd_v2_v2v2fl(cap, co_ss[2], rot_90_vec_b, cap_size);
glVertex2fv(cap);
madd_v2_v2v2fl(cap, co_ss[2], rot_90_vec_b, -cap_size);
glVertex2fv(cap);
/* angle vertex */
glVertex2f(co_ss[1][0] - cap_size, co_ss[1][1] - cap_size);
glVertex2f(co_ss[1][0] + cap_size, co_ss[1][1] + cap_size);
glVertex2f(co_ss[1][0] - cap_size, co_ss[1][1] + cap_size);
glVertex2f(co_ss[1][0] + cap_size, co_ss[1][1] - cap_size);
glEnd();
glDisable(GL_BLEND);
}
}
else {
glBegin(GL_LINE_STRIP);
for (j = 0; j < 3; j += 2) {
glVertex2fv(co_ss[j]);
}
glEnd();
cpack(0xaaaaaa);
setlinestyle(3);
glBegin(GL_LINE_STRIP);
for (j = 0; j < 3; j += 2) {
glVertex2fv(co_ss[j]);
}
glEnd();
setlinestyle(0);
sub_v2_v2v2(dir_ruler, co_ss[0], co_ss[2]);
/* text */
{
char numstr[256];
float numstr_size[2];
const int prec = 6; /* XXX, todo, make optional */
float pos[2];
ruler_item_as_string(ruler_item, unit, numstr, sizeof(numstr), prec);
BLF_width_and_height(blf_mono_font, numstr, sizeof(numstr), &numstr_size[0], &numstr_size[1]);
mid_v2_v2v2(pos, co_ss[0], co_ss[2]);
/* center text */
pos[0] -= numstr_size[0] / 2.0f;
pos[1] -= numstr_size[1] / 2.0f;
/* draw text (bg) */
glColor4ubv(color_back);
uiSetRoundBox(UI_CNR_ALL);
uiRoundBox(pos[0] - bg_margin, pos[1] - bg_margin,
pos[0] + bg_margin + numstr_size[0], pos[1] + bg_margin + numstr_size[1],
bg_radius);
/* draw text */
glColor3ubv(color_text);
BLF_position(blf_mono_font, pos[0], pos[1], 0.0f);
BLF_draw(blf_mono_font, numstr, sizeof(numstr));
}
/* capping */
{
float rot_90_vec[2] = {-dir_ruler[1], dir_ruler[0]};
float cap[2];
normalize_v2(rot_90_vec);
glEnable(GL_BLEND);
glColor3ubv(color_wire);
glBegin(GL_LINES);
madd_v2_v2v2fl(cap, co_ss[0], rot_90_vec, cap_size);
glVertex2fv(cap);
madd_v2_v2v2fl(cap, co_ss[0], rot_90_vec, -cap_size);
glVertex2fv(cap);
madd_v2_v2v2fl(cap, co_ss[2], rot_90_vec, cap_size);
glVertex2fv(cap);
madd_v2_v2v2fl(cap, co_ss[2], rot_90_vec, -cap_size);
glVertex2fv(cap);
glEnd();
glDisable(GL_BLEND);
}
}
}
glDisable(GL_LINE_SMOOTH);
BLF_disable(blf_mono_font, BLF_ROTATION);
#undef ARC_STEPS
/* draw snap */
if ((ruler_info->snap_flag & RULER_SNAP_OK) && (ruler_info->state == RULER_STATE_DRAG)) {
ruler_item = ruler_item_active_get(ruler_info);
if (ruler_item) {
/* size from drawSnapping */
const float size = 2.5f * UI_GetThemeValuef(TH_VERTEX_SIZE);
float co_ss[3];
ED_view3d_project_float_global(ar, ruler_item->co[ruler_item->co_index], co_ss, V3D_PROJ_TEST_NOP);
cpack(color_act);
circ(co_ss[0], co_ss[1], size * U.pixelsize);
}
}
}
