diff options
author | Klaus Reimer | 2011-04-09 18:03:19 +0200 |
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committer | Max Horn | 2011-04-12 11:11:17 +0200 |
commit | 6c94353eff3aeee9c985d22b311959d1c5751b0e (patch) | |
tree | 806db5aa98e7ac0854842a815c3272aad0d94543 | |
parent | e5dab6672c673d8827d5e471d98074220ff6b75c (diff) | |
download | scummvm-rg350-6c94353eff3aeee9c985d22b311959d1c5751b0e.tar.gz scummvm-rg350-6c94353eff3aeee9c985d22b311959d1c5751b0e.tar.bz2 scummvm-rg350-6c94353eff3aeee9c985d22b311959d1c5751b0e.zip |
WEBOS: Complete rewrite of key/mouse events handling
Touchscreen is now always used like a touch pad.
-rw-r--r-- | backends/events/webossdl/webossdl-events.cpp | 250 | ||||
-rw-r--r-- | backends/events/webossdl/webossdl-events.h | 4 | ||||
-rw-r--r-- | backends/platform/webos/hardwarekeys.cpp | 164 | ||||
-rw-r--r-- | backends/platform/webos/keyboard.h | 37 | ||||
-rw-r--r-- | backends/platform/webos/module.mk | 3 | ||||
-rw-r--r-- | backends/platform/webos/webos.cpp | 28 |
6 files changed, 221 insertions, 265 deletions
diff --git a/backends/events/webossdl/webossdl-events.cpp b/backends/events/webossdl/webossdl-events.cpp index e1db808035..7685e71885 100644 --- a/backends/events/webossdl/webossdl-events.cpp +++ b/backends/events/webossdl/webossdl-events.cpp @@ -24,90 +24,218 @@ */ #include "common/scummsys.h" -#include <stdio.h> +#include "sys/time.h" +#include "time.h" #ifdef WEBOS #include "backends/events/webossdl/webossdl-events.h" +#include "gui/message.h" -static int mouseButton = 0; +// Inidicates if gesture area is pressed down or not. +static bool gestureDown = false; -// WebOS devices only have a shift key and a ctrl key. There is also an alt -// key (the orange key) but this is already processed by WebOS to change the -// mode of the keys so ScummVM must not use this key as a modifier. -void WebOSSdlEventSource::SDLModToOSystemKeyFlags(SDLMod mod, Common::Event &event) { - event.kbd.flags = 0; +// The timestamp when gesture area was pressed down. +static int gestureDownTime = 0; - if (mod & KMOD_SHIFT) - event.kbd.flags |= Common::KBD_SHIFT; - if (mod & KMOD_CTRL) - event.kbd.flags |= Common::KBD_CTRL; -} +// The timestamp when screen was pressed down. +static int screenDownTime = 0; -// Capture Shift and Control to decide the active mouse button -bool WebOSSdlEventSource::remapKey(SDL_Event &ev, Common::Event &event) { - int sym = ev.key.keysym.sym; - switch (ev.type) { - case SDL_KEYDOWN: - if (sym == 304) { - mouseButton = 1; - return true; - } - else if (sym == 305) { - mouseButton = 2; - return true; - } - break; - case SDL_KEYUP: - if (sym == 304 || sym == 305) { - mouseButton = 0; - return true; - } - break; - } +// The timestamp when a possible drag operation was triggered. +static int dragStartTime = 0; + +// The index of the motion pointer. +static int motionPtrIndex = -1; + +// The maximum horizontal motion during dragging (For tap recognition). +static int dragDiffX = 0; + +// The maximum vertical motion during dragging (For tap recognition). +static int dragDiffY = 0; + +// Indicates if we are in drag mode. +static bool dragging = false; + +// The current mouse position on the screen. +static int curX = 0, curY = 0; + +// The time (seconds after 1/1/1970) when program started. +static time_t programStartTime = time(0); - // Invoke parent implementation of this method - return SdlEventSource::remapKey(ev, event); +/** + * Returns the number of passed milliseconds since program start. + * + * @return The number of passed milliseconds. + */ +static time_t getMillis() +{ + struct timeval tv; + gettimeofday(&tv, NULL); + return (time(0) - programStartTime) * 1000 + tv.tv_usec / 1000; } -bool WebOSSdlEventSource::handleMouseButtonDown(SDL_Event &ev, Common::Event &event) { - // Simulate right mouse button - if (ev.button.button == SDL_BUTTON_LEFT && mouseButton == 1) { - event.type = Common::EVENT_RBUTTONDOWN; - fillMouseEvent(event, ev.button.x, ev.button.y); - printf("rbutton down\n"); +/** + * WebOS devices only have a Shift key and a CTRL key. There is also an Alt + * key (the orange key) but this is already processed by WebOS to change the + * mode of the keys so ScummVM must not use this key as a modifier. Instead + * pressing down the gesture area is used as Alt key. + * + * @param mod The pressed key modifier as detected by SDL. + * @param event The ScummVM event to setup. + */ +void WebOSSdlEventSource::SDLModToOSystemKeyFlags(SDLMod mod, + Common::Event &event) { + event.kbd.flags = 0; + + if (mod & KMOD_SHIFT) + event.kbd.flags |= Common::KBD_SHIFT; + if (mod & KMOD_CTRL) + event.kbd.flags |= Common::KBD_CTRL; + if (gestureDown) + event.kbd.flags |= Common::KBD_ALT; +} + +/** + * Before calling the original SDL implementation this method checks if the + * gesture area is pressed down. + * + * @param ev The SDL event + * @param event The ScummVM event. + * @return True if event was processed, false if not. + */ +bool WebOSSdlEventSource::handleKeyDown(SDL_Event &ev, Common::Event &event) { + // Handle gesture area tap. + if (ev.key.keysym.sym == SDLK_WORLD_71) { + gestureDown = true; + gestureDownTime = getMillis(); return true; } - // Simulate middle mouse button - if (ev.button.button == SDL_BUTTON_LEFT && mouseButton == 2) { - event.type = Common::EVENT_MBUTTONDOWN; - fillMouseEvent(event, ev.button.x, ev.button.y); - printf("rbutton down\n"); + // Call original SDL key handler. + return SdlEventSource::handleKeyDown(ev, event); +} + +/** + * Before calling the original SDL implementation this method checks if the + * gesture area has been released. + * + * @param ev The SDL event + * @param event The ScummVM event. + * @return True if event was processed, false if not. + */ +bool WebOSSdlEventSource::handleKeyUp(SDL_Event &ev, Common::Event &event) { + // Handle gesture area tap. + if (ev.key.keysym.sym == SDLK_WORLD_71) { + gestureDown = false; return true; } - // Invoke parent implementation of this method - return SdlEventSource::handleMouseButtonDown(ev, event); + // Call original SDL key handler. + return SdlEventSource::handleKeyUp(ev, event); } -bool WebOSSdlEventSource::handleMouseButtonUp(SDL_Event &ev, Common::Event &event) { - // Simulate right mouse button - if (ev.button.button == SDL_BUTTON_LEFT && mouseButton == 1) { - event.type = Common::EVENT_RBUTTONUP; - fillMouseEvent(event, ev.button.x, ev.button.y); - return true; +/** + * Handles mouse button press. + * + * @param ev The SDL event + * @param event The ScummVM event. + * @return True if event was processed, false if not. + */ +bool WebOSSdlEventSource::handleMouseButtonDown(SDL_Event &ev, Common::Event &event) { + if (motionPtrIndex == -1) { + motionPtrIndex = ev.button.which; + dragDiffX = 0; + dragDiffY = 0; + screenDownTime = getMillis(); + + // Start dragging when pressing the screen shortly after a tap. + if (getMillis() - dragStartTime < 250) { + dragging = true; + event.type = Common::EVENT_LBUTTONDOWN; + fillMouseEvent(event, curX, curY); + } } + return true; +} - // Simulate right mouse button - if (ev.button.button == SDL_BUTTON_LEFT && mouseButton == 2) { - event.type = Common::EVENT_MBUTTONUP; - fillMouseEvent(event, ev.button.x, ev.button.y); - return true; +/** + * Handles mouse button release. + * + * @param ev The SDL event + * @param event The ScummVM event. + * @return True if event was processed, false if not. + */ +bool WebOSSdlEventSource::handleMouseButtonUp(SDL_Event &ev, Common::Event &event) { + if (motionPtrIndex == ev.button.which) { + motionPtrIndex = -1; + + // When drag mode was active then simply send a mouse up event + if (dragging) + { + event.type = Common::EVENT_LBUTTONUP; + fillMouseEvent(event, curX, curY); + dragging = false; + return true; + } + + // When mouse was moved 5 pixels or less then emulate a mouse button + // click. + if (ABS(dragDiffX) < 6 && ABS(dragDiffY) < 6) + { + int duration = getMillis() - screenDownTime; + + // When screen was pressed for less than 500ms then emulate a + // left mouse click. + if (duration < 500) { + event.type = Common::EVENT_LBUTTONUP; + fillMouseEvent(event, curX, curY); + g_system->getEventManager()->pushEvent(event); + event.type = Common::EVENT_LBUTTONDOWN; + dragStartTime = getMillis(); + } + + // When screen was pressed for less than 1000ms then emulate a + // right mouse click. + else if (duration < 1000) { + event.type = Common::EVENT_RBUTTONUP; + fillMouseEvent(event, curX, curY); + g_system->getEventManager()->pushEvent(event); + event.type = Common::EVENT_RBUTTONDOWN; + } + + // When screen was pressed for more than 1000ms then emulate a + // middle mouse click. + else { + event.type = Common::EVENT_MBUTTONUP; + fillMouseEvent(event, curX, curY); + g_system->getEventManager()->pushEvent(event); + event.type = Common::EVENT_MBUTTONDOWN; + } + + } } + return true; +} - // Invoke parent implementation of this method - return SdlEventSource::handleMouseButtonUp(ev, event); +/** + * Handles mouse motion. + * + * @param ev The SDL event + * @param event The ScummVM event. + * @return True if event was processed, false if not. + */ +bool WebOSSdlEventSource::handleMouseMotion(SDL_Event &ev, Common::Event &event) { + if (ev.motion.which == motionPtrIndex) { + int screenX = g_system->getWidth(); + int screenY = g_system->getHeight(); + curX = MIN(screenX, MAX(0, curX + ev.motion.xrel)); + curY = MIN(screenY, MAX(0, curY + ev.motion.yrel)); + dragDiffX += ev.motion.xrel; + dragDiffY += ev.motion.yrel; + event.type = Common::EVENT_MOUSEMOVE; + fillMouseEvent(event, curX, curY); + } + return true; } #endif diff --git a/backends/events/webossdl/webossdl-events.h b/backends/events/webossdl/webossdl-events.h index fc37fb8c5a..3a41111cf2 100644 --- a/backends/events/webossdl/webossdl-events.h +++ b/backends/events/webossdl/webossdl-events.h @@ -34,9 +34,11 @@ class WebOSSdlEventSource : public SdlEventSource { protected: virtual void SDLModToOSystemKeyFlags(SDLMod mod, Common::Event &event); - virtual bool remapKey(SDL_Event &ev, Common::Event &event); + virtual bool handleKeyDown(SDL_Event &ev, Common::Event &event); + virtual bool handleKeyUp(SDL_Event &ev, Common::Event &event); virtual bool handleMouseButtonDown(SDL_Event &ev, Common::Event &event); virtual bool handleMouseButtonUp(SDL_Event &ev, Common::Event &event); + virtual bool handleMouseMotion(SDL_Event &ev, Common::Event &event); }; #endif diff --git a/backends/platform/webos/hardwarekeys.cpp b/backends/platform/webos/hardwarekeys.cpp deleted file mode 100644 index d8869a43a3..0000000000 --- a/backends/platform/webos/hardwarekeys.cpp +++ /dev/null @@ -1,164 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * 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, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#include "backends/platform/webos/webos.h" -#include "backends/platform/webos/keyboard.h" -#include "backends/keymapper/keymapper.h" -#include "common/keyboard.h" - -#ifdef ENABLE_KEYMAPPER - -using namespace Common; - -struct Key { - const char *hwId; - KeyCode keycode; - uint16 ascii; - const char *desc; - KeyType preferredAction; - bool shiftable; -}; - -static const Key keys[] = { - {"BACKSPACE", KEYCODE_BACKSPACE, ASCII_BACKSPACE, "Backspace", kActionKeyType, false}, - {"RETURN", KEYCODE_RETURN, ASCII_RETURN, "Return", kActionKeyType, false}, - {"ESCAPE", KEYCODE_ESCAPE, ASCII_ESCAPE, "Esc", kStartKeyType, false}, - {"SPACE", KEYCODE_SPACE, ASCII_SPACE, "Space", kActionKeyType, false}, - {"EXCLAIM", KEYCODE_EXCLAIM, '!', "!", kActionKeyType, false}, - {"QUOTEDBL", KEYCODE_QUOTEDBL, '"', "\"", kActionKeyType, false}, - {"HASH", KEYCODE_HASH, '#', "#", kActionKeyType, false}, - {"DOLLAR", KEYCODE_DOLLAR, '$', "$", kActionKeyType, false}, - {"AMPERSAND", KEYCODE_AMPERSAND, '&', "&", kActionKeyType, false}, - {"QUOTE", KEYCODE_QUOTE, '\'', "'", kActionKeyType, false}, - {"LEFTPAREN", KEYCODE_LEFTPAREN, '(', "(", kActionKeyType, false}, - {"RIGHTPAREN", KEYCODE_RIGHTPAREN, ')', ")", kActionKeyType, false}, - {"ASTERISK", KEYCODE_ASTERISK, '*', "*", kActionKeyType, false}, - {"PLUS", KEYCODE_PLUS, '+', "+", kActionKeyType, false}, - {"COMMA", KEYCODE_COMMA, ',', ",", kActionKeyType, false}, - {"MINUS", KEYCODE_MINUS, '-', "-", kActionKeyType, false}, - {"PERIOD", KEYCODE_PERIOD, '.', ".", kActionKeyType, false}, - {"SLASH", KEYCODE_SLASH, '/', "/", kActionKeyType, false}, - {"0", KEYCODE_0, '0', "0", kActionKeyType, false}, - {"1", KEYCODE_1, '1', "1", kActionKeyType, false}, - {"2", KEYCODE_2, '2', "2", kActionKeyType, false}, - {"3", KEYCODE_3, '3', "3", kActionKeyType, false}, - {"4", KEYCODE_4, '4', "4", kActionKeyType, false}, - {"5", KEYCODE_5, '5', "5", kActionKeyType, false}, - {"6", KEYCODE_6, '6', "6", kActionKeyType, false}, - {"7", KEYCODE_7, '7', "7", kActionKeyType, false}, - {"8", KEYCODE_8, '8', "8", kActionKeyType, false}, - {"9", KEYCODE_9, '9', "9", kActionKeyType, false}, - {"COLON", KEYCODE_COLON, ':', ":", kActionKeyType, false}, - {"SEMICOLON", KEYCODE_SEMICOLON, ';', ";", kActionKeyType, false}, - {"EQUALS", KEYCODE_EQUALS, '=', "=", kActionKeyType, false}, - {"QUESTION", KEYCODE_QUESTION, '?', "?", kActionKeyType, false}, - {"AT", KEYCODE_AT, '@', "@", kActionKeyType, false}, - - {"UNDERSCORE", KEYCODE_UNDERSCORE, '_', "_", kActionKeyType, false}, - {"a", KEYCODE_a, 'a', "a", kActionKeyType, true}, - {"b", KEYCODE_b, 'b', "b", kActionKeyType, true}, - {"c", KEYCODE_c, 'c', "c", kActionKeyType, true}, - {"d", KEYCODE_d, 'd', "d", kActionKeyType, true}, - {"e", KEYCODE_e, 'e', "e", kActionKeyType, true}, - {"f", KEYCODE_f, 'f', "f", kActionKeyType, true}, - {"g", KEYCODE_g, 'g', "g", kActionKeyType, true}, - {"h", KEYCODE_h, 'h', "h", kActionKeyType, true}, - {"i", KEYCODE_i, 'i', "i", kActionKeyType, true}, - {"j", KEYCODE_j, 'j', "j", kActionKeyType, true}, - {"k", KEYCODE_k, 'k', "k", kActionKeyType, true}, - {"l", KEYCODE_l, 'l', "l", kActionKeyType, true}, - {"m", KEYCODE_m, 'm', "m", kActionKeyType, true}, - {"n", KEYCODE_n, 'n', "n", kActionKeyType, true}, - {"o", KEYCODE_o, 'o', "o", kActionKeyType, true}, - {"p", KEYCODE_p, 'p', "p", kActionKeyType, true}, - {"q", KEYCODE_q, 'q', "q", kActionKeyType, true}, - {"r", KEYCODE_r, 'r', "r", kActionKeyType, true}, - {"s", KEYCODE_s, 's', "s", kActionKeyType, true}, - {"t", KEYCODE_t, 't', "t", kActionKeyType, true}, - {"u", KEYCODE_u, 'u', "u", kActionKeyType, true}, - {"v", KEYCODE_v, 'v', "v", kActionKeyType, true}, - {"w", KEYCODE_w, 'w', "w", kActionKeyType, true}, - {"x", KEYCODE_x, 'x', "x", kActionKeyType, true}, - {"y", KEYCODE_y, 'y', "y", kActionKeyType, true}, - {"z", KEYCODE_z, 'z', "z", kActionKeyType, true}, - - // Miscellaneous function keys - { "FORWARD", (KeyCode) KEYCODE_FORWARD, ASCII_FORWARD, "Forward", kActionKeyType, false }, - - {0, KEYCODE_INVALID, 0, 0, kGenericKeyType, false} -}; - -struct Mod { - byte flag; - const char *id; - const char *desc; - bool shiftable; -}; - -static const Mod modifiers[] = { - { 0, "", "", false }, - { KBD_CTRL, "C+", "Ctrl+", false }, - { KBD_SHIFT, "", "", true }, - { KBD_SHIFT | KBD_CTRL, "S+C+", "Shift+Ctrl+", true }, - { 0, 0, 0, false } -}; -#endif - -Common::HardwareKeySet *OSystem_SDL_WebOS::getHardwareKeySet() { -#ifdef ENABLE_KEYMAPPER - - HardwareKeySet *keySet = new HardwareKeySet(); - const Key *key; - const Mod *mod; - char fullKeyId[50]; - char fullKeyDesc[100]; - uint16 ascii; - - for (mod = modifiers; mod->id; mod++) { - for (key = keys; key->hwId; key++) { - ascii = key->ascii; - - if (mod->shiftable && key->shiftable) { - snprintf(fullKeyId, 50, "%s%c", mod->id, toupper(key->hwId[0])); - snprintf(fullKeyDesc, 100, "%s%c", mod->desc, toupper(key->desc[0])); - ascii = toupper(key->ascii); - } else if (mod->shiftable) { - snprintf(fullKeyId, 50, "S+%s%s", mod->id, key->hwId); - snprintf(fullKeyDesc, 100, "Shift+%s%s", mod->desc, key->desc); - } else { - snprintf(fullKeyId, 50, "%s%s", mod->id, key->hwId); - snprintf(fullKeyDesc, 100, "%s%s", mod->desc, key->desc); - } - - keySet->addHardwareKey(new HardwareKey(fullKeyId, KeyState(key->keycode, ascii, mod->flag), fullKeyDesc, key->preferredAction )); - } - } - - return keySet; - -#else - return 0; -#endif -} diff --git a/backends/platform/webos/keyboard.h b/backends/platform/webos/keyboard.h deleted file mode 100644 index 816996a943..0000000000 --- a/backends/platform/webos/keyboard.h +++ /dev/null @@ -1,37 +0,0 @@ -/* ScummVM - Graphic Adventure Engine - * - * ScummVM is the legal property of its developers, whose names - * are too numerous to list here. Please refer to the COPYRIGHT - * file distributed with this source distribution. - * - * 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, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. - * - * $URL$ - * $Id$ - * - */ - -#ifndef WEBOS_KEYBOARD_H -#define WEBOS_KEYBOARD_H - -enum { - KEYCODE_FORWARD = 229 -}; - -enum { - ASCII_FORWARD = 229 -}; - -#endif diff --git a/backends/platform/webos/module.mk b/backends/platform/webos/module.mk index 6f68b98152..fe4ec1e079 100644 --- a/backends/platform/webos/module.mk +++ b/backends/platform/webos/module.mk @@ -2,8 +2,7 @@ MODULE := backends/platform/webos MODULE_OBJS := \ main.o \ - webos.o \ - hardwarekeys.o + webos.o # We don't use rules.mk but rather manually update OBJS and MODULE_DIRS. MODULE_OBJS := $(addprefix $(MODULE)/, $(MODULE_OBJS)) diff --git a/backends/platform/webos/webos.cpp b/backends/platform/webos/webos.cpp index 34d6f68261..2f3cd3d9d2 100644 --- a/backends/platform/webos/webos.cpp +++ b/backends/platform/webos/webos.cpp @@ -25,14 +25,20 @@ #include "backends/platform/webos/webos.h" #include "backends/events/webossdl/webossdl-events.h" +#include "backends/keymapper/keymapper.h" #if defined(WEBOS) +using namespace Common; + OSystem_SDL_WebOS::OSystem_SDL_WebOS() : OSystem_POSIX("/media/cryptofs/apps/usr/palm/applications/org.scummvm.scummvm/scummvmrc") { } +/** + * Initializes the backend. + */ void OSystem_SDL_WebOS::initBackend() { // Create the events manager if (_eventSource == 0) @@ -42,4 +48,26 @@ void OSystem_SDL_WebOS::initBackend() { OSystem_SDL::initBackend(); } +/** + * Gets the original SDL hardware key set, adds WebOS specific keys and + * returns the new key set. + * + * @return The hardware key set with added webOS specific keys. + */ +HardwareKeySet *OSystem_SDL_WebOS::getHardwareKeySet() { +#ifdef ENABLE_KEYMAPPER + // Get the original SDL hardware key set + HardwareKeySet *keySet = OSystem_SDL::getHardwareKeySet(); + + // Add WebOS specific keys + keySet->addHardwareKey(new HardwareKey("FORWARD", + KeyState((KeyCode) 229, 229, 0), "Forward", kActionKeyType)); + + // Return the modified hardware key set + return keySet; +#else + return 0; +#endif +} + #endif |