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274 lines
9.2 KiB
274 lines
9.2 KiB
2 years ago
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/*
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* EEZ Modular Firmware
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* Copyright (C) 2015-present, Envox d.o.o.
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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 3 of the License, or
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* (at your option) any later version.
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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 General Public License for more details.
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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, see <http://www.gnu.org/licenses/>.
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*/
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#include <stdio.h>
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#include <eez/conf.h>
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#include <eez/core/os.h>
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#include <eez/core/hmi.h>
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#if OPTION_MOUSE
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#include <eez/core/mouse.h>
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#endif
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#include <eez/core/util.h>
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#include <eez/gui/gui.h>
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#include <eez/gui/thread.h>
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#define CONF_GUI_LONG_TOUCH_TIMEOUT_MS 1000
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#define CONF_GUI_KEYPAD_FIRST_AUTO_REPEAT_DELAY_MS 300
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#define CONF_GUI_KEYPAD_NEXT_AUTO_REPEAT_DELAY_MS 50
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#define CONF_GUI_EXTRA_LONG_TOUCH_TIMEOUT_MS 15000
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namespace eez {
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namespace gui {
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////////////////////////////////////////////////////////////////////////////////
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WidgetCursor g_activeWidget;
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bool g_isLongTouch;
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static WidgetCursor g_foundWidgetAtDown;
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static bool g_touchActionExecuted;
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static bool g_touchActionExecutedAtDown;
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static OnTouchFunctionType g_onTouchFunction;
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static bool g_longTouchGenerated;
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static bool g_extraLongTouchGenerated;
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////////////////////////////////////////////////////////////////////////////////
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static void processTouchEvent(EventType type, Event &touchEvent);
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static void onPageTouch(const WidgetCursor &foundWidget, Event &touchEvent);
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static void onWidgetDefaultTouch(const WidgetCursor &widgetCursor, Event &touchEvent);
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static void onWidgetTouch(const WidgetCursor &widgetCursor, Event &touchEvent);
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////////////////////////////////////////////////////////////////////////////////
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void onTouchEvent(bool pressed, int x, int y, Event &lastEvent) {
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auto eventType = lastEvent.type;
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if (pressed) {
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if (lastEvent.type == EVENT_TYPE_TOUCH_NONE || lastEvent.type == EVENT_TYPE_TOUCH_UP) {
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eventType = EVENT_TYPE_TOUCH_DOWN;
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} else {
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if (lastEvent.type == EVENT_TYPE_TOUCH_DOWN) {
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eventType = EVENT_TYPE_TOUCH_MOVE;
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}
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}
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} else {
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if (lastEvent.type == EVENT_TYPE_TOUCH_DOWN || lastEvent.type == EVENT_TYPE_TOUCH_MOVE) {
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eventType = EVENT_TYPE_TOUCH_UP;
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} else if (lastEvent.type == EVENT_TYPE_TOUCH_UP) {
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eventType = EVENT_TYPE_TOUCH_NONE;
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}
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}
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if (eventType != lastEvent.type || x != lastEvent.x || y != lastEvent.y) {
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lastEvent.type = eventType;
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lastEvent.x = x;
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lastEvent.y = y;
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if (lastEvent.type != EVENT_TYPE_TOUCH_NONE) {
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sendTouchEventToGuiThread(lastEvent);
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}
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} else {
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static const uint32_t SEND_TOUC_MOVE_EVENT_EVERY_MS = 20;
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if (lastEvent.type == EVENT_TYPE_TOUCH_MOVE) {
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auto time = millis();
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if (time - lastEvent.time > SEND_TOUC_MOVE_EVENT_EVERY_MS) {
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sendTouchEventToGuiThread(lastEvent);
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}
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}
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}
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}
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void processTouchEvent(Event &touchEvent) {
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if (g_hooks.isEventHandlingDisabled()) {
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return;
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}
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static uint32_t m_lastAutoRepeatEventTimeMs;
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static uint32_t m_touchDownTimeMs;
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if (touchEvent.type != EVENT_TYPE_TOUCH_NONE) {
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uint32_t tickCountMs = millis();
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eez::hmi::noteActivity();
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if (touchEvent.type == EVENT_TYPE_TOUCH_DOWN) {
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m_touchDownTimeMs = tickCountMs;
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m_lastAutoRepeatEventTimeMs = tickCountMs;
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g_longTouchGenerated = false;
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g_extraLongTouchGenerated = false;
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processTouchEvent(EVENT_TYPE_TOUCH_DOWN, touchEvent);
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} else if (touchEvent.type == EVENT_TYPE_TOUCH_MOVE) {
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processTouchEvent(EVENT_TYPE_TOUCH_MOVE, touchEvent);
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if (!g_longTouchGenerated && int32_t(tickCountMs - m_touchDownTimeMs) >= CONF_GUI_LONG_TOUCH_TIMEOUT_MS) {
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g_longTouchGenerated = true;
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processTouchEvent(EVENT_TYPE_LONG_TOUCH, touchEvent);
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}
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if (g_longTouchGenerated && !g_extraLongTouchGenerated && int32_t(tickCountMs - m_touchDownTimeMs) >= CONF_GUI_EXTRA_LONG_TOUCH_TIMEOUT_MS) {
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g_extraLongTouchGenerated = true;
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g_touchActionExecuted = true;
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int action = g_hooks.getExtraLongTouchAction();
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if (action != ACTION_ID_NONE) {
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executeAction(WidgetCursor(), action);
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}
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}
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if (int32_t(tickCountMs - m_lastAutoRepeatEventTimeMs) >= (m_lastAutoRepeatEventTimeMs == m_touchDownTimeMs ? CONF_GUI_KEYPAD_FIRST_AUTO_REPEAT_DELAY_MS : CONF_GUI_KEYPAD_NEXT_AUTO_REPEAT_DELAY_MS)) {
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processTouchEvent(EVENT_TYPE_AUTO_REPEAT, touchEvent);
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m_lastAutoRepeatEventTimeMs = tickCountMs;
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}
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} else if (touchEvent.type == EVENT_TYPE_TOUCH_UP) {
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processTouchEvent(EVENT_TYPE_TOUCH_UP, touchEvent);
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}
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}
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}
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static void processTouchEvent(EventType type, Event &touchEvent) {
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if (type == EVENT_TYPE_TOUCH_DOWN) {
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g_foundWidgetAtDown = findWidget(touchEvent.x, touchEvent.y);
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g_onTouchFunction = getWidgetTouchFunction(g_foundWidgetAtDown);
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if (!g_onTouchFunction) {
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g_onTouchFunction = onPageTouch;
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}
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} else if (type == EVENT_TYPE_TOUCH_UP) {
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g_activeWidget = 0;
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}
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if (g_onTouchFunction) {
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Event event = touchEvent;
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event.type = type;
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g_onTouchFunction(g_foundWidgetAtDown, event);
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}
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}
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OnTouchFunctionType getWidgetTouchFunction(const WidgetCursor &widgetCursor) {
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if (widgetCursor) {
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auto action = getWidgetAction(widgetCursor);
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if (action && !widgetCursor.appContext->isWidgetActionEnabled(widgetCursor)) {
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return nullptr;
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}
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if (widgetCursor.currentState->hasOnTouch()) {
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return onWidgetTouch;
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}
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if (widgetCursor.appContext->isWidgetActionEnabled(widgetCursor)) {
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return onWidgetDefaultTouch;
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}
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return g_hooks.getWidgetTouchFunction(widgetCursor);
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}
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return nullptr;
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}
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static void onPageTouch(const WidgetCursor &foundWidget, Event &touchEvent) {
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if (foundWidget.appContext) {
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foundWidget.appContext->onPageTouch(foundWidget, touchEvent);
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} else {
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getRootAppContext()->onPageTouch(foundWidget, touchEvent);
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}
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}
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static void onWidgetDefaultTouch(const WidgetCursor &widgetCursor, Event &touchEvent) {
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if (!widgetCursor.widget) {
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return;
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}
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auto action = getWidgetAction(widgetCursor);
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if (touchEvent.type == EVENT_TYPE_TOUCH_DOWN) {
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g_touchActionExecuted = false;
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g_touchActionExecutedAtDown = false;
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if (action == ACTION_ID_DRAG_OVERLAY) {
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dragOverlay(touchEvent);
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g_activeWidget = widgetCursor;
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} else if (widgetCursor.appContext->testExecuteActionOnTouchDown(action)) {
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executeAction(widgetCursor, action);
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g_touchActionExecutedAtDown = true;
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if (widgetCursor.appContext->isAutoRepeatAction(action)) {
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g_activeWidget = widgetCursor;
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}
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} else {
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g_activeWidget = widgetCursor;
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}
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} else if (touchEvent.type == EVENT_TYPE_TOUCH_MOVE) {
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if (action == ACTION_ID_DRAG_OVERLAY) {
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dragOverlay(touchEvent);
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}
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} else if (touchEvent.type == EVENT_TYPE_AUTO_REPEAT) {
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if (widgetCursor.appContext->isWidgetActionEnabled(widgetCursor) && widgetCursor.appContext->isAutoRepeatAction(action)) {
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g_touchActionExecuted = true;
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executeAction(widgetCursor, action);
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}
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} else if (touchEvent.type == EVENT_TYPE_LONG_TOUCH) {
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g_touchActionExecuted = true;
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int action = widgetCursor.appContext->getLongTouchActionHook(widgetCursor);
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if (action != ACTION_ID_NONE) {
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g_isLongTouch = true;
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executeAction(widgetCursor, action);
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g_isLongTouch = false;
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}
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} else if (touchEvent.type == EVENT_TYPE_TOUCH_UP) {
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if (!g_touchActionExecutedAtDown) {
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if (!g_touchActionExecuted) {
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if (action == ACTION_ID_DRAG_OVERLAY) {
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dragOverlay(touchEvent);
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} else {
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executeAction(widgetCursor, action);
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}
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}
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}
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}
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}
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static void onWidgetTouch(const WidgetCursor &widgetCursor, Event &touchEvent) {
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if (widgetCursor) {
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if (touchEvent.type == EVENT_TYPE_TOUCH_DOWN) {
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g_activeWidget = g_foundWidgetAtDown;
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}
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widgetCursor.currentState->onTouch(widgetCursor, touchEvent);
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}
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}
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////////////////////////////////////////////////////////////////////////////////
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WidgetCursor &getFoundWidgetAtDown() {
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return g_foundWidgetAtDown;
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}
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void setFoundWidgetAtDown(WidgetCursor &widgetCursor) {
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g_foundWidgetAtDown = widgetCursor;
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}
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void clearFoundWidgetAtDown() {
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g_foundWidgetAtDown = 0;
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}
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} // namespace gui
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} // namespace eez
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