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94e9fe5e6f
git-svn-id: svn+ssh://svn.gnucash.org/repo/gnucash/trunk@12096 57a11ea4-9604-0410-9ed3-97b8803252fd
100 lines
3.2 KiB
C
100 lines
3.2 KiB
C
/* vim: set sw=8: -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
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/*
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* gog-series-lines.c :
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*
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* Copyright (C) 2005 Jean Brefort (jean.brefort@normalesup.org)
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Library General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include <goffice/goffice-config.h>
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#include <goffice/graph/gog-plot.h>
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#include <goffice/graph/gog-renderer.h>
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#include <goffice/graph/gog-series-impl.h>
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#include <goffice/graph/gog-style.h>
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#include <goffice/graph/gog-theme.h>
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#include <goffice/utils/go-marker.h>
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#include "gog-series-lines.h"
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#include <gsf/gsf-impl-utils.h>
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#include <string.h>
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static void
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gog_series_lines_init_style (GogStyledObject *gso, GogStyle *style)
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{
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GogStyle *parent_style = gog_styled_object_get_style (
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GOG_STYLED_OBJECT (gog_object_get_parent (GOG_OBJECT (gso))));
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GogPlot *plot = GOG_PLOT (GOG_SERIES (
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gog_object_get_parent (GOG_OBJECT (gso)))->plot);
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char const *plot_name = G_OBJECT_TYPE_NAME (plot);
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style->interesting_fields =
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(parent_style->interesting_fields & GOG_STYLE_MARKER ||
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(!strcmp (plot_name, "GogBarColPlot") && strcmp (plot_name, "GogDropBarPlot")))?
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GOG_STYLE_LINE:
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GOG_STYLE_LINE | GOG_STYLE_MARKER;
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gog_theme_fillin_style (gog_object_get_theme (GOG_OBJECT (gso)),
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style, GOG_OBJECT (gso), 0, FALSE);
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}
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static void
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gog_series_lines_update (GogObject *obj)
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{
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gog_object_request_update (obj->parent);
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}
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static void
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gog_series_lines_changed (GogObject *obj, gboolean size)
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{
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gog_object_emit_changed (obj->parent, size);
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}
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static void
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gog_series_lines_class_init (GogObjectClass *klass)
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{
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GogStyledObjectClass *style_klass = (GogStyledObjectClass *) klass;
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klass->update = gog_series_lines_update;
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klass->changed = gog_series_lines_changed;
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style_klass->init_style = gog_series_lines_init_style;
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}
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GSF_CLASS (GogSeriesLines, gog_series_lines,
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gog_series_lines_class_init, NULL,
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GOG_STYLED_OBJECT_TYPE)
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void
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gog_series_lines_render (GogSeriesLines *lines, GogRenderer *rend, GogViewAllocation const *bbox, ArtVpath *path, gboolean invert)
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{
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int i = 0;
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GogStyle *style = gog_styled_object_get_style (GOG_STYLED_OBJECT (lines));
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if (invert) {
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style = gog_style_dup (style);
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style->line.color ^= 0xffffff00;
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style->marker.mark->outline_color ^= 0xffffff00;
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style->marker.mark->fill_color ^= 0xffffff00;
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}
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gog_renderer_push_style (rend, style);
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gog_renderer_draw_sharp_path (rend, path);
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if ((style->interesting_fields & GOG_STYLE_MARKER) != 0)
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while (path[i].code != ART_END) {
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gog_renderer_draw_marker (rend, path[i].x, path[i].y);
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i++;
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}
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gog_renderer_pop_style (rend);
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if (invert)
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g_object_unref (style);
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}
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