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Diffstat (limited to 'libdocument/ev-transition-effect.c')
| -rw-r--r-- | libdocument/ev-transition-effect.c | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/libdocument/ev-transition-effect.c b/libdocument/ev-transition-effect.c new file mode 100644 index 00000000..72bd67c2 --- /dev/null +++ b/libdocument/ev-transition-effect.c @@ -0,0 +1,224 @@ +/* ev-transition-effect.c + * this file is part of evince, a mate document viewer + * + * Copyright (C) 2007 Carlos Garnacho <[email protected]> + * + * Evince 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 2 of the License, or + * (at your option) any later version. + * + * Evince 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 more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + */ + +#include <config.h> + +#include "ev-transition-effect.h" + +#include "ev-document-type-builtins.h" + +#define EV_TRANSITION_EFFECT_GET_PRIV(obj) (G_TYPE_INSTANCE_GET_PRIVATE ((obj), EV_TYPE_TRANSITION_EFFECT, EvTransitionEffectPrivate)) + +typedef struct EvTransitionEffectPrivate EvTransitionEffectPrivate; + +struct EvTransitionEffectPrivate { + EvTransitionEffectType type; + EvTransitionEffectAlignment alignment; + EvTransitionEffectDirection direction; + + gint duration; + gint angle; + gdouble scale; + + guint rectangular : 1; +}; + +enum { + PROP_0, + PROP_TYPE, + PROP_ALIGNMENT, + PROP_DIRECTION, + PROP_DURATION, + PROP_ANGLE, + PROP_SCALE, + PROP_RECTANGULAR +}; + +G_DEFINE_TYPE (EvTransitionEffect, ev_transition_effect, G_TYPE_OBJECT) + +static void +ev_transition_effect_set_property (GObject *object, + guint prop_id, + const GValue *value, + GParamSpec *pspec) +{ + EvTransitionEffectPrivate *priv; + + priv = EV_TRANSITION_EFFECT_GET_PRIV (object); + + switch (prop_id) { + case PROP_TYPE: + priv->type = g_value_get_enum (value); + break; + case PROP_ALIGNMENT: + priv->alignment = g_value_get_enum (value); + break; + case PROP_DIRECTION: + priv->direction = g_value_get_enum (value); + break; + case PROP_DURATION: + priv->duration = g_value_get_int (value); + break; + case PROP_ANGLE: + priv->angle = g_value_get_int (value); + break; + case PROP_SCALE: + priv->scale = g_value_get_double (value); + break; + case PROP_RECTANGULAR: + priv->rectangular = g_value_get_boolean (value); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +ev_transition_effect_get_property (GObject *object, + guint prop_id, + GValue *value, + GParamSpec *pspec) +{ + EvTransitionEffectPrivate *priv; + + priv = EV_TRANSITION_EFFECT_GET_PRIV (object); + + switch (prop_id) { + case PROP_TYPE: + g_value_set_enum (value, priv->type); + break; + case PROP_ALIGNMENT: + g_value_set_enum (value, priv->alignment); + break; + case PROP_DIRECTION: + g_value_set_enum (value, priv->direction); + break; + case PROP_DURATION: + g_value_set_int (value, priv->duration); + break; + case PROP_ANGLE: + g_value_set_int (value, priv->angle); + break; + case PROP_SCALE: + g_value_set_double (value, priv->scale); + break; + case PROP_RECTANGULAR: + g_value_set_enum (value, priv->rectangular); + break; + default: + G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); + break; + } +} + +static void +ev_transition_effect_init (EvTransitionEffect *effect) +{ + EvTransitionEffectPrivate *priv; + + priv = EV_TRANSITION_EFFECT_GET_PRIV (effect); + + priv->scale = 1.; +} + +static void +ev_transition_effect_class_init (EvTransitionEffectClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + + object_class->set_property = ev_transition_effect_set_property; + object_class->get_property = ev_transition_effect_get_property; + + g_object_class_install_property (object_class, + PROP_TYPE, + g_param_spec_enum ("type", + "Effect type", + "Page transition effect type", + EV_TYPE_TRANSITION_EFFECT_TYPE, + EV_TRANSITION_EFFECT_REPLACE, + G_PARAM_READWRITE)); + g_object_class_install_property (object_class, + PROP_ALIGNMENT, + g_param_spec_enum ("alignment", + "Effect alignment", + "Alignment for the effect", + EV_TYPE_TRANSITION_EFFECT_ALIGNMENT, + EV_TRANSITION_ALIGNMENT_HORIZONTAL, + G_PARAM_READWRITE)); + g_object_class_install_property (object_class, + PROP_DIRECTION, + g_param_spec_enum ("direction", + "Effect direction", + "Direction for the effect", + EV_TYPE_TRANSITION_EFFECT_DIRECTION, + EV_TRANSITION_DIRECTION_INWARD, + G_PARAM_READWRITE)); + g_object_class_install_property (object_class, + PROP_DURATION, + g_param_spec_int ("duration", + "Effect duration", + "Effect duration in seconds", + 0, G_MAXINT, 0, + G_PARAM_READWRITE)); + g_object_class_install_property (object_class, + PROP_ANGLE, + g_param_spec_int ("angle", + "Effect angle", + "Effect angle in degrees, counted " + "counterclockwise from left to right", + 0, 360, 0, + G_PARAM_READWRITE)); + g_object_class_install_property (object_class, + PROP_SCALE, + g_param_spec_double ("scale", + "Effect scale", + "Scale at which the effect is applied", + 0., 1., 1., + G_PARAM_READWRITE)); + g_object_class_install_property (object_class, + PROP_RECTANGULAR, + g_param_spec_boolean ("rectangular", + "Rectangular area", + "Whether the covered area is rectangular", + FALSE, + G_PARAM_READWRITE)); + + g_type_class_add_private (klass, sizeof (EvTransitionEffectPrivate)); +} + +EvTransitionEffect * +ev_transition_effect_new (EvTransitionEffectType type, + const gchar *first_property_name, + ...) +{ + GObject *object; + va_list args; + + object = g_object_new (EV_TYPE_TRANSITION_EFFECT, + "type", type, + NULL); + + va_start (args, first_property_name); + g_object_set_valist (object, first_property_name, args); + va_end (args); + + return EV_TRANSITION_EFFECT (object); +} |