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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:24:48 +0000 |
commit | cca66b9ec4e494c1d919bff0f71a820d8afab1fa (patch) | |
tree | 146f39ded1c938019e1ed42d30923c2ac9e86789 /src/ui/tools/dynamic-base.cpp | |
parent | Initial commit. (diff) | |
download | inkscape-cca66b9ec4e494c1d919bff0f71a820d8afab1fa.tar.xz inkscape-cca66b9ec4e494c1d919bff0f71a820d8afab1fa.zip |
Adding upstream version 1.2.2.upstream/1.2.2upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/ui/tools/dynamic-base.cpp | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/src/ui/tools/dynamic-base.cpp b/src/ui/tools/dynamic-base.cpp new file mode 100644 index 0000000..de0ab07 --- /dev/null +++ b/src/ui/tools/dynamic-base.cpp @@ -0,0 +1,155 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/** @file + * Common drawing mode. Base class of Eraser and Calligraphic tools. + *//* + * Authors: see git history + * + * Copyright (C) 2018 Authors + * Released under GNU GPL v2+, read the file 'COPYING' for more information. + */ + +#include "ui/tools/dynamic-base.h" + +#include "message-context.h" +#include "desktop.h" + +#include "display/curve.h" +#include "display/control/canvas-item-bpath.h" + +#include "util/units.h" + +using Inkscape::Util::Unit; +using Inkscape::Util::Quantity; +using Inkscape::Util::unit_table; + +#define MIN_PRESSURE 0.0 +#define MAX_PRESSURE 1.0 +#define DEFAULT_PRESSURE 1.0 + +#define DRAG_MIN 0.0 +#define DRAG_DEFAULT 1.0 +#define DRAG_MAX 1.0 + +namespace Inkscape { +namespace UI { +namespace Tools { + +DynamicBase::DynamicBase(SPDesktop *desktop, std::string prefs_path, const std::string &cursor_filename) + : ToolBase(desktop, prefs_path, cursor_filename) + , accumulated(nullptr) + , currentshape(nullptr) + , currentcurve(nullptr) + , cal1(nullptr) + , cal2(nullptr) + , point1() + , point2() + , npoints(0) + , repr(nullptr) + , cur(0, 0) + , vel(0, 0) + , vel_max(0) + , acc(0, 0) + , ang(0, 0) + , last(0, 0) + , del(0, 0) + , pressure(DEFAULT_PRESSURE) + , xtilt(0) + , ytilt(0) + , dragging(false) + , usepressure(false) + , usetilt(false) + , mass(0.3) + , drag(DRAG_DEFAULT) + , angle(30.0) + , width(0.2) + , vel_thin(0.1) + , flatness(0.9) + , tremor(0) + , cap_rounding(0) + , is_drawing(false) + , abs_width(false) +{ +} + +DynamicBase::~DynamicBase() { + for (auto segment : segments) { + delete segment; + } + segments.clear(); + + if (this->currentshape) { + delete currentshape; + } +} + +void DynamicBase::set(const Inkscape::Preferences::Entry& value) { + Glib::ustring path = value.getEntryName(); + + // ignore preset modifications + static Glib::ustring const presets_path = getPrefsPath() + "/preset"; + Glib::ustring const &full_path = value.getPath(); + + Inkscape::Preferences *prefs = Inkscape::Preferences::get(); + Unit const *unit = unit_table.getUnit(prefs->getString("/tools/calligraphic/unit")); + + if (full_path.compare(0, presets_path.size(), presets_path) == 0) { + return; + } + + if (path == "mass") { + this->mass = 0.01 * CLAMP(value.getInt(10), 0, 100); + } else if (path == "wiggle") { + this->drag = CLAMP((1 - 0.01 * value.getInt()), DRAG_MIN, DRAG_MAX); // drag is inverse to wiggle + } else if (path == "angle") { + this->angle = CLAMP(value.getDouble(), -90, 90); + } else if (path == "width") { + this->width = 0.01 * CLAMP(value.getDouble(), Quantity::convert(0.001, unit, "px"), Quantity::convert(100, unit, "px")); + } else if (path == "thinning") { + this->vel_thin = 0.01 * CLAMP(value.getInt(10), -100, 100); + } else if (path == "tremor") { + this->tremor = 0.01 * CLAMP(value.getInt(), 0, 100); + } else if (path == "flatness") { + this->flatness = 0.01 * CLAMP(value.getInt(), -100, 100); + } else if (path == "usepressure") { + this->usepressure = value.getBool(); + } else if (path == "usetilt") { + this->usetilt = value.getBool(); + } else if (path == "abs_width") { + this->abs_width = value.getBool(); + } else if (path == "cap_rounding") { + this->cap_rounding = value.getDouble(); + } +} + +/* Get normalized point */ +Geom::Point DynamicBase::getNormalizedPoint(Geom::Point v) const { + auto drect = _desktop->get_display_area(); + + double const max = drect.maxExtent(); + + return (v - drect.bounds().min()) / max; +} + +/* Get view point */ +Geom::Point DynamicBase::getViewPoint(Geom::Point n) const { + auto drect = _desktop->get_display_area(); + + double const max = drect.maxExtent(); + + return n * max + drect.bounds().min(); +} + +} +} +} + +/* + Local Variables: + mode:c++ + c-file-style:"stroustrup" + c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +)) + indent-tabs-mode:nil + fill-column:99 + End: +*/ +// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:fileencoding=utf-8:textwidth=99 : |