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/*
* Copyright (C) 2021-2025 by the Widelands Development Team
*
* This program 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.
*
* This program 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, see <https://www.gnu.org/licenses/>.
*
*/
#include "wlapplication_mousewheel_options.h"
#include <cassert>
#include <cstdlib>
#include <map>
#include "wlapplication_options.h"
enum class MousewheelOptionType { kBool, kKeymod };
struct MousewheelOption {
const std::string internal_name_;
const MousewheelOptionType type_;
const uint16_t default_;
private:
MousewheelOption(std::string n, MousewheelOptionType t, uint16_t def)
: internal_name_(n), type_(t), default_(def) {
}
public:
static inline MousewheelOption create_mod(std::string n, uint16_t def) {
return MousewheelOption(n, MousewheelOptionType::kKeymod, def);
}
static inline MousewheelOption create_bool(std::string n, bool def) {
return MousewheelOption(n, MousewheelOptionType::kBool, def ? 1 : 0);
}
[[nodiscard]] bool get_bool() const {
assert(type_ == MousewheelOptionType::kBool);
const bool def = (default_ != 0);
if (internal_name_.empty()) {
return def;
}
return get_config_bool("mousewheel", internal_name_, def);
}
[[nodiscard]] uint16_t get_keymod() const {
assert(type_ == MousewheelOptionType::kKeymod);
if (internal_name_.empty()) {
return default_;
}
return get_config_int("mousewheel", internal_name_, default_);
}
void set_bool(bool value) const {
assert((type_ == MousewheelOptionType::kBool) && !(internal_name_.empty()));
set_config_bool("mousewheel", internal_name_, value);
}
void set_keymod(uint16_t value) const {
assert((type_ == MousewheelOptionType::kKeymod) && !(internal_name_.empty()));
set_config_int("mousewheel", internal_name_, value);
}
void reset() const {
if (!(internal_name_.empty())) {
if (type_ == MousewheelOptionType::kBool) {
set_bool(default_ != 0);
} else {
assert(type_ == MousewheelOptionType::kKeymod);
set_keymod(default_);
}
}
}
};
using Sign2D = Vector2i;
struct MousewheelHandlerOptions {
const MousewheelOptionID keymod_id_;
uint16_t current_keymod_ = KMOD_NONE;
const MousewheelOptionID use_x_;
const MousewheelOptionID invert_x_;
const int32_t default_sign_x_;
int32_t current_sign_x_ = 0;
const MousewheelOptionID use_y_;
const MousewheelOptionID invert_y_;
const int32_t default_sign_y_;
int32_t current_sign_y_ = 0;
MousewheelHandlerOptions(MousewheelOptionID keymod_id,
MousewheelOptionID use_x,
MousewheelOptionID invert_x,
MousewheelOptionID use_y,
MousewheelOptionID invert_y,
Sign2D def_signs)
: keymod_id_(keymod_id),
use_x_(use_x),
invert_x_(invert_x),
default_sign_x_(def_signs.x),
use_y_(use_y),
invert_y_(invert_y),
default_sign_y_(def_signs.y) {
}
void update_settings() {
current_keymod_ = get_mousewheel_keymod(keymod_id_);
if (get_mousewheel_option_bool(use_x_)) {
current_sign_x_ =
default_sign_x_ * (get_mousewheel_option_bool(invert_x_) ? -1 : 1) *
(get_mousewheel_option_bool(MousewheelOptionID::kInvertedXDetected) !=
get_mousewheel_option_bool(MousewheelOptionID::kOverrideInvertedX) ?
-1 :
1);
} else {
current_sign_x_ = 0;
}
if (get_mousewheel_option_bool(use_y_)) {
current_sign_y_ = default_sign_y_ * (get_mousewheel_option_bool(invert_y_) ? -1 : 1);
} else {
current_sign_y_ = 0;
}
}
[[nodiscard]] bool can_handle(const int32_t x, const int32_t y, const uint16_t modstate) const {
return ((((y != 0) && (current_sign_y_ != 0)) || ((x != 0) && (current_sign_x_ != 0))) &&
matches_keymod(current_keymod_, modstate));
}
[[nodiscard]] int32_t
get_change(const int32_t x, const int32_t y, const uint16_t modstate) const {
if (can_handle(x, y, modstate)) {
return (x * current_sign_x_ + y * current_sign_y_);
}
return 0;
}
[[nodiscard]] Vector2i
get_change_2D(const int32_t x, const int32_t y, const uint16_t modstate) const {
if (can_handle(x, y, modstate)) {
return Vector2i(x * current_sign_x_, y * current_sign_y_);
}
return Vector2i(0, 0);
}
};
static const std::map<MousewheelOptionID, MousewheelOption> mousewheel_options = {
{MousewheelOptionID::kUIChangeValueInvertX,
MousewheelOption::create_bool("change_value_x_invert", false)},
{MousewheelOptionID::kUIChangeValueInvertY,
MousewheelOption::create_bool("change_value_y_invert", false)},
{MousewheelOptionID::kUITabInvertX, MousewheelOption::create_bool("tabpanel_x_invert", false)},
{MousewheelOptionID::kUITabInvertY, MousewheelOption::create_bool("tabpanel_y_invert", false)},
{MousewheelOptionID::kMapZoomMod, MousewheelOption::create_mod("zoom_modifier", KMOD_NONE)},
{MousewheelOptionID::kMapZoomX, //
MousewheelOption::create_bool("zoom_x", true)},
{MousewheelOptionID::kMapZoomY, //
MousewheelOption::create_bool("zoom_y", true)},
{MousewheelOptionID::kMapZoomInvertX, MousewheelOption::create_bool("zoom_x_invert", false)},
{MousewheelOptionID::kMapZoomInvertY, MousewheelOption::create_bool("zoom_y_invert", false)},
{MousewheelOptionID::kMapScrollMod,
MousewheelOption::create_mod("move_map_modifier", KMOD_NONE)},
{MousewheelOptionID::kMapScroll, MousewheelOption::create_bool("move_map", false)},
{MousewheelOptionID::kGameSpeedMod,
MousewheelOption::create_mod("gamespeed_modifier", KMOD_ALT)},
{MousewheelOptionID::kGameSpeedX, MousewheelOption::create_bool("gamespeed_x", true)},
{MousewheelOptionID::kGameSpeedY, MousewheelOption::create_bool("gamespeed_y", true)},
{MousewheelOptionID::kEditorToolsizeMod,
MousewheelOption::create_mod("editor_toolsize_modifier", KMOD_ALT)},
{MousewheelOptionID::kEditorToolsizeX, MousewheelOption::create_bool("editor_toolsize_x", true)},
{MousewheelOptionID::kEditorToolsizeY, MousewheelOption::create_bool("editor_toolsize_y", true)},
{MousewheelOptionID::kEditorToolgapMod,
MousewheelOption::create_mod("editor_toolgap_modifier", KMOD_ALT)},
{MousewheelOptionID::kEditorToolgapX, MousewheelOption::create_bool("editor_toolgap_x", true)},
{MousewheelOptionID::kEditorToolgapY, MousewheelOption::create_bool("editor_toolgap_y", true)},
{MousewheelOptionID::kAlwaysOn, MousewheelOption::create_bool("", true)},
{MousewheelOptionID::kDisabled, MousewheelOption::create_bool("", false)},
{MousewheelOptionID::kNoMod, MousewheelOption::create_mod("", KMOD_NONE)},
{MousewheelOptionID::kModBigStep, MousewheelOption::create_mod("", KMOD_CTRL)},
{MousewheelOptionID::kInvertedXDetected, //
MousewheelOption::create_bool("last_autoinvert_x", false)},
{MousewheelOptionID::kOverrideInvertedX, //
MousewheelOption::create_bool("override_inverted_x_detection", false)},
};
// Default signs
constexpr int32_t kSignIncreaseRight = 1;
constexpr int32_t kSignIncreaseUp = 1;
constexpr int32_t kSignNextRight = 1;
constexpr int32_t kSignNextDown = -1;
constexpr int32_t kSignScrollX = 1;
constexpr int32_t kSignScrollY = -1;
static const Sign2D kDefaultSignValue(kSignIncreaseRight, kSignIncreaseUp);
static const Sign2D kDefaultSignMove(kSignNextRight, kSignNextDown);
static const Sign2D kDefaultSignScroll(kSignScrollX, kSignScrollY);
static std::map<MousewheelHandlerConfigID, MousewheelHandlerOptions> mousewheel_handlers = {
{MousewheelHandlerConfigID::kChangeValue,
MousewheelHandlerOptions(MousewheelOptionID::kNoMod,
MousewheelOptionID::kAlwaysOn,
MousewheelOptionID::kUIChangeValueInvertX,
MousewheelOptionID::kAlwaysOn,
MousewheelOptionID::kUIChangeValueInvertY,
kDefaultSignValue)},
{MousewheelHandlerConfigID::kChangeValueBig,
MousewheelHandlerOptions(MousewheelOptionID::kModBigStep,
MousewheelOptionID::kAlwaysOn,
MousewheelOptionID::kUIChangeValueInvertX,
MousewheelOptionID::kAlwaysOn,
MousewheelOptionID::kUIChangeValueInvertY,
kDefaultSignValue)},
{MousewheelHandlerConfigID::kTabBar, //
MousewheelHandlerOptions(MousewheelOptionID::kNoMod,
MousewheelOptionID::kAlwaysOn,
MousewheelOptionID::kUITabInvertX,
MousewheelOptionID::kAlwaysOn,
MousewheelOptionID::kUITabInvertY,
kDefaultSignMove)},
{MousewheelHandlerConfigID::kZoom, //
MousewheelHandlerOptions(MousewheelOptionID::kMapZoomMod,
MousewheelOptionID::kMapZoomX,
MousewheelOptionID::kMapZoomInvertX,
MousewheelOptionID::kMapZoomY,
MousewheelOptionID::kMapZoomInvertY,
kDefaultSignValue)},
{MousewheelHandlerConfigID::kMapScroll, //
MousewheelHandlerOptions(MousewheelOptionID::kMapScrollMod,
MousewheelOptionID::kMapScroll,
MousewheelOptionID::kDisabled, // always use system scroll direction
MousewheelOptionID::kMapScroll,
MousewheelOptionID::kDisabled, // always use system scroll direction
kDefaultSignScroll)},
{MousewheelHandlerConfigID::kGameSpeed, //
MousewheelHandlerOptions(MousewheelOptionID::kGameSpeedMod,
MousewheelOptionID::kGameSpeedX,
MousewheelOptionID::kUIChangeValueInvertX,
MousewheelOptionID::kGameSpeedY,
MousewheelOptionID::kUIChangeValueInvertY,
kDefaultSignValue)},
{MousewheelHandlerConfigID::kEditorToolsize,
MousewheelHandlerOptions(MousewheelOptionID::kEditorToolsizeMod,
MousewheelOptionID::kEditorToolsizeX,
MousewheelOptionID::kUIChangeValueInvertX,
MousewheelOptionID::kEditorToolsizeY,
MousewheelOptionID::kUIChangeValueInvertY,
kDefaultSignValue)},
{MousewheelHandlerConfigID::kEditorToolgap,
MousewheelHandlerOptions(MousewheelOptionID::kEditorToolgapMod,
MousewheelOptionID::kEditorToolgapX,
MousewheelOptionID::kUIChangeValueInvertX,
MousewheelOptionID::kEditorToolgapY,
MousewheelOptionID::kUIChangeValueInvertY,
kDefaultSignValue)},
{MousewheelHandlerConfigID::kScrollbarVertical, //
MousewheelHandlerOptions(MousewheelOptionID::kNoMod,
MousewheelOptionID::kDisabled,
MousewheelOptionID::kDisabled, // always use system scroll direction
MousewheelOptionID::kAlwaysOn,
MousewheelOptionID::kDisabled, // always use system scroll direction
kDefaultSignScroll)}
};
void set_mousewheel_option_bool(const MousewheelOptionID opt_id, bool value) {
assert(mousewheel_options.at(opt_id).type_ == MousewheelOptionType::kBool);
mousewheel_options.at(opt_id).set_bool(value);
}
bool get_mousewheel_option_bool(const MousewheelOptionID opt_id) {
assert(mousewheel_options.at(opt_id).type_ == MousewheelOptionType::kBool);
return mousewheel_options.at(opt_id).get_bool();
}
void set_mousewheel_keymod(const MousewheelOptionID opt_id, uint16_t keymod) {
assert(mousewheel_options.at(opt_id).type_ == MousewheelOptionType::kKeymod);
mousewheel_options.at(opt_id).set_keymod(keymod);
}
uint16_t get_mousewheel_keymod(const MousewheelOptionID opt_id) {
assert(mousewheel_options.at(opt_id).type_ == MousewheelOptionType::kKeymod);
return mousewheel_options.at(opt_id).get_keymod();
}
int32_t get_mousewheel_change(MousewheelHandlerConfigID handler_id,
int32_t x,
int32_t y,
uint16_t modstate) {
return mousewheel_handlers.at(handler_id).get_change(x, y, modstate);
}
Vector2i get_mousewheel_change_2D(MousewheelHandlerConfigID handler_id,
int32_t x,
int32_t y,
uint16_t modstate) {
return mousewheel_handlers.at(handler_id).get_change_2D(x, y, modstate);
}
void update_mousewheel_settings() {
for (MousewheelHandlerConfigID i = MousewheelHandlerConfigID::k_Begin;
i <= MousewheelHandlerConfigID::k_End;
i = static_cast<MousewheelHandlerConfigID>(static_cast<uint16_t>(i) + 1)) {
mousewheel_handlers.at(i).update_settings();
}
}
void reset_mousewheel_settings() {
for (MousewheelOptionID i = MousewheelOptionID::k_Begin; i <= MousewheelOptionID::k_End;
i = static_cast<MousewheelOptionID>(static_cast<uint16_t>(i) + 1)) {
mousewheel_options.at(i).reset();
}
update_mousewheel_settings();
}
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