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authorDavid Robillard <d@drobilla.net>2018-11-24 13:44:02 +0100
committerDavid Robillard <d@drobilla.net>2018-11-24 13:44:02 +0100
commitd74de7f575a9ec49f96138c3c5251f28946c0c0e (patch)
treed9b620bfba1e7462df4ddb3f6225cc5216c0ca81 /src/text.c
parentc6e874c2cc1c5c99a3859112e1bba0f07bcdb8ba (diff)
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Squashed 'waflib/' changes from 6e726eb..5ea8f99
5ea8f99 Improve test output spacing 0e23b29 Raise exception when test suite fails to ensure non-zero exit status d6de073 Show run time of unit tests 5b65554 Add short configure option for ultra-strict flags 4687ba6 Use gtest-like test output 258903d Fix failure count in test group summaries da07e73 Fix verbose tests with Python 3 git-subtree-dir: waflib git-subtree-split: 5ea8f99f6e1246079c1fe6bb590c38a53aadd40d
Diffstat (limited to 'src/text.c')
-rw-r--r--src/text.c381
1 files changed, 0 insertions, 381 deletions
diff --git a/src/text.c b/src/text.c
deleted file mode 100644
index bbac187..0000000
--- a/src/text.c
+++ /dev/null
@@ -1,381 +0,0 @@
-/* This file is part of Ganv.
- * Copyright 2007-2015 David Robillard <http://drobilla.net>
- *
- * Ganv is free software: you can redistribute it and/or modify it under the
- * terms of the GNU General Public License as published by the Free Software
- * Foundation, either version 3 of the License, or any later version.
- *
- * Ganv is distributed in the hope that it will be useful, but WITHOUT ANY
- * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
- * FOR A PARTICULAR PURPOSE. See the GNU General Public License for details.
- *
- * You should have received a copy of the GNU General Public License along
- * with Ganv. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <math.h>
-#include <stdint.h>
-#include <stdlib.h>
-#include <string.h>
-
-#include <gtk/gtkstyle.h>
-
-#include "ganv/canvas.h"
-#include "ganv/text.h"
-
-#include "./color.h"
-#include "./boilerplate.h"
-#include "./gettext.h"
-#include "./ganv-private.h"
-
-G_DEFINE_TYPE_WITH_CODE(GanvText, ganv_text, GANV_TYPE_ITEM,
- G_ADD_PRIVATE(GanvText))
-
-static GanvItemClass* parent_class;
-
-enum {
- PROP_0,
- PROP_TEXT,
- PROP_X,
- PROP_Y,
- PROP_WIDTH,
- PROP_HEIGHT,
- PROP_COLOR,
- PROP_FONT_SIZE
-};
-
-static void
-ganv_text_init(GanvText* text)
-{
- GanvTextPrivate* impl = ganv_text_get_instance_private(text);
-
- text->impl = impl;
-
- memset(&impl->coords, '\0', sizeof(GanvTextCoords));
- impl->coords.width = 1.0;
- impl->coords.height = 1.0;
- impl->old_coords = impl->coords;
-
- impl->layout = NULL;
- impl->text = NULL;
- impl->font_size = 0.0;
- impl->color = DEFAULT_TEXT_COLOR;
- impl->needs_layout = FALSE;
-}
-
-static void
-ganv_text_destroy(GtkObject* object)
-{
- g_return_if_fail(object != NULL);
- g_return_if_fail(GANV_IS_TEXT(object));
-
- GanvText* text = GANV_TEXT(object);
- GanvTextPrivate* impl = text->impl;
-
- if (impl->text) {
- g_free(impl->text);
- impl->text = NULL;
- }
-
- if (impl->layout) {
- g_object_unref(impl->layout);
- impl->layout = NULL;
- }
-
- if (GTK_OBJECT_CLASS(parent_class)->destroy) {
- (*GTK_OBJECT_CLASS(parent_class)->destroy)(object);
- }
-}
-
-void
-ganv_text_layout(GanvText* text)
-{
- GanvTextPrivate* impl = text->impl;
- GanvItem* item = GANV_ITEM(text);
- GanvCanvas* canvas = ganv_item_get_canvas(item);
- GtkWidget* widget = GTK_WIDGET(canvas);
- double points = impl->font_size;
- GtkStyle* style = gtk_rc_get_style(widget);
-
- if (impl->font_size == 0.0) {
- points = ganv_canvas_get_font_size(canvas);
- }
-
- if (impl->layout) {
- g_object_unref(impl->layout);
- }
- impl->layout = gtk_widget_create_pango_layout(widget, impl->text);
-
- PangoFontDescription* font = pango_font_description_copy(style->font_desc);
- PangoContext* ctx = pango_layout_get_context(impl->layout);
- cairo_font_options_t* opt = cairo_font_options_copy(
- pango_cairo_context_get_font_options(ctx));
-
- pango_font_description_set_size(font, points * (double)PANGO_SCALE);
- pango_layout_set_font_description(impl->layout, font);
- pango_cairo_context_set_font_options(ctx, opt);
- cairo_font_options_destroy(opt);
- pango_font_description_free(font);
-
- int width, height;
- pango_layout_get_pixel_size(impl->layout, &width, &height);
-
- impl->coords.width = width;
- impl->coords.height = height;
- impl->needs_layout = FALSE;
-
- ganv_item_request_update(GANV_ITEM(text));
-}
-
-static void
-ganv_text_set_property(GObject* object,
- guint prop_id,
- const GValue* value,
- GParamSpec* pspec)
-{
- g_return_if_fail(object != NULL);
- g_return_if_fail(GANV_IS_TEXT(object));
-
- GanvText* text = GANV_TEXT(object);
- GanvTextPrivate* impl = text->impl;
-
- switch (prop_id) {
- case PROP_X:
- impl->coords.x = g_value_get_double(value);
- break;
- case PROP_Y:
- impl->coords.y = g_value_get_double(value);
- break;
- case PROP_COLOR:
- impl->color = g_value_get_uint(value);
- break;
- case PROP_FONT_SIZE:
- impl->font_size = g_value_get_double(value);
- impl->needs_layout = TRUE;
- break;
- case PROP_TEXT:
- free(impl->text);
- impl->text = g_value_dup_string(value);
- impl->needs_layout = TRUE;
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
- return;
- }
- if (impl->needs_layout) {
- if (GANV_IS_NODE(GANV_ITEM(text)->impl->parent)) {
- GANV_NODE(GANV_ITEM(text)->impl->parent)->impl->must_resize = TRUE;
- }
- }
- ganv_item_request_update(GANV_ITEM(text));
-}
-
-static void
-ganv_text_get_property(GObject* object,
- guint prop_id,
- GValue* value,
- GParamSpec* pspec)
-{
- g_return_if_fail(object != NULL);
- g_return_if_fail(GANV_IS_TEXT(object));
-
- GanvText* text = GANV_TEXT(object);
- GanvTextPrivate* impl = text->impl;
-
- if (impl->needs_layout && (prop_id == PROP_WIDTH
- || prop_id == PROP_HEIGHT)) {
- ganv_text_layout(text);
- }
-
- switch (prop_id) {
- GET_CASE(TEXT, string, impl->text);
- GET_CASE(X, double, impl->coords.x);
- GET_CASE(Y, double, impl->coords.y);
- GET_CASE(WIDTH, double, impl->coords.width);
- GET_CASE(HEIGHT, double, impl->coords.height);
- GET_CASE(COLOR, uint, impl->color);
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID(object, prop_id, pspec);
- break;
- }
-}
-
-static void
-ganv_text_bounds_item(GanvItem* item,
- double* x1, double* y1,
- double* x2, double* y2)
-{
- GanvText* text = GANV_TEXT(item);
- GanvTextPrivate* impl = text->impl;
-
- if (impl->needs_layout) {
- ganv_text_layout(text);
- }
-
- *x1 = impl->coords.x;
- *y1 = impl->coords.y;
- *x2 = impl->coords.x + impl->coords.width;
- *y2 = impl->coords.y + impl->coords.height;
-}
-
-static void
-ganv_text_bounds(GanvItem* item,
- double* x1, double* y1,
- double* x2, double* y2)
-{
- ganv_text_bounds_item(item, x1, y1, x2, y2);
-}
-
-static void
-ganv_text_update(GanvItem* item, int flags)
-{
- // Update world-relative bounding box
- ganv_text_bounds(item, &item->impl->x1, &item->impl->y1, &item->impl->x2, &item->impl->y2);
- ganv_item_i2w_pair(item, &item->impl->x1, &item->impl->y1, &item->impl->x2, &item->impl->y2);
-
- ganv_canvas_request_redraw_w(
- item->impl->canvas, item->impl->x1, item->impl->y1, item->impl->x2, item->impl->y2);
-
- parent_class->update(item, flags);
-}
-
-static double
-ganv_text_point(GanvItem* item, double x, double y, GanvItem** actual_item)
-{
- *actual_item = NULL;
-
- double x1, y1, x2, y2;
- ganv_text_bounds_item(item, &x1, &y1, &x2, &y2);
- if ((x >= x1) && (y >= y1) && (x <= x2) && (y <= y2)) {
- return 0.0;
- }
-
- // Point is outside the box
- double dx, dy;
-
- // Find horizontal distance to nearest edge
- if (x < x1) {
- dx = x1 - x;
- } else if (x > x2) {
- dx = x - x2;
- } else {
- dx = 0.0;
- }
-
- // Find vertical distance to nearest edge
- if (y < y1) {
- dy = y1 - y;
- } else if (y > y2) {
- dy = y - y2;
- } else {
- dy = 0.0;
- }
-
- return sqrt((dx * dx) + (dy * dy));
-}
-
-static void
-ganv_text_draw(GanvItem* item,
- cairo_t* cr, double cx, double cy, double cw, double ch)
-{
- GanvText* text = GANV_TEXT(item);
- GanvTextPrivate* impl = text->impl;
-
- double wx = impl->coords.x;
- double wy = impl->coords.y;
- ganv_item_i2w(item, &wx, &wy);
-
- if (impl->needs_layout) {
- ganv_text_layout(text);
- }
-
- double r, g, b, a;
- color_to_rgba(impl->color, &r, &g, &b, &a);
-
- cairo_set_source_rgba(cr, r, g, b, a);
- cairo_move_to(cr, wx, wy);
- pango_cairo_show_layout(cr, impl->layout);
-}
-
-static void
-ganv_text_class_init(GanvTextClass* klass)
-{
- GObjectClass* gobject_class = (GObjectClass*)klass;
- GtkObjectClass* object_class = (GtkObjectClass*)klass;
- GanvItemClass* item_class = (GanvItemClass*)klass;
-
- parent_class = GANV_ITEM_CLASS(g_type_class_peek_parent(klass));
-
- gobject_class->set_property = ganv_text_set_property;
- gobject_class->get_property = ganv_text_get_property;
-
- g_object_class_install_property(
- gobject_class, PROP_TEXT, g_param_spec_string(
- "text",
- _("Text"),
- _("The string to display."),
- NULL,
- G_PARAM_READWRITE));
-
- g_object_class_install_property(
- gobject_class, PROP_X, g_param_spec_double(
- "x",
- _("x"),
- _("Top left x coordinate."),
- -G_MAXDOUBLE, G_MAXDOUBLE,
- 0.0,
- G_PARAM_READWRITE));
-
- g_object_class_install_property(
- gobject_class, PROP_Y, g_param_spec_double(
- "y",
- _("y"),
- _("Top left y coordinate."),
- -G_MAXDOUBLE, G_MAXDOUBLE,
- 0.0,
- G_PARAM_READWRITE));
-
- g_object_class_install_property(
- gobject_class, PROP_WIDTH, g_param_spec_double(
- "width",
- _("Width"),
- _("The current width of the text."),
- -G_MAXDOUBLE, G_MAXDOUBLE,
- 1.0,
- G_PARAM_READABLE));
-
- g_object_class_install_property(
- gobject_class, PROP_HEIGHT, g_param_spec_double(
- "height",
- _("Height"),
- _("The current height of the text."),
- -G_MAXDOUBLE, G_MAXDOUBLE,
- 1.0,
- G_PARAM_READABLE));
-
- g_object_class_install_property(
- gobject_class, PROP_COLOR, g_param_spec_uint(
- "color",
- _("Color"),
- _("The color of the text."),
- 0, G_MAXUINT,
- DEFAULT_TEXT_COLOR,
- G_PARAM_READWRITE));
-
- g_object_class_install_property(
- gobject_class, PROP_FONT_SIZE, g_param_spec_double(
- "font-size",
- _("Font size"),
- _("The font size in points."),
- -G_MAXDOUBLE, G_MAXDOUBLE,
- 0.0,
- G_PARAM_READWRITE));
-
-
- object_class->destroy = ganv_text_destroy;
-
- item_class->update = ganv_text_update;
- item_class->bounds = ganv_text_bounds;
- item_class->point = ganv_text_point;
- item_class->draw = ganv_text_draw;
-}