mirror of
https://github.com/libretro/ppsspp.git
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314 lines
10 KiB
C++
314 lines
10 KiB
C++
// Copyright (c) 2012- PPSSPP Project.
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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, version 2.0 or later versions.
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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 2.0 for more details.
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// A copy of the GPL 2.0 should have been included with the program.
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// If not, see http://www.gnu.org/licenses/
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// Official git repository and contact information can be found at
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// https://github.com/hrydgard/ppsspp and http://www.ppsspp.org/.
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#include "GamepadEmu.h"
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#include "base/colorutil.h"
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#include "math/math_util.h"
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#include "ui/virtual_input.h"
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#include "ui/ui_context.h"
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#include "Core/Config.h"
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#include "Core/System.h"
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#include "ui_atlas.h"
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#include "Core/HLE/sceCtrl.h"
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#if defined(__SYMBIAN32__) || defined(IOS) || defined(MEEGO_EDITION_HARMATTAN)
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#define USE_PAUSE_BUTTON 1
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#else
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#define USE_PAUSE_BUTTON 0
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#endif
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void MultiTouchButton::GetContentDimensions(const UIContext &dc, float &w, float &h) const {
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const AtlasImage &image = dc.Draw()->GetAtlas()->images[bgImg_];
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w = image.w * scale_;
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h = image.h * scale_;
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}
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void MultiTouchButton::Touch(const TouchInput &input) {
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if ((input.flags & TOUCH_DOWN) && bounds_.Contains(input.x, input.y)) {
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pointerDownMask_ |= 1 << input.id;
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}
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if (input.flags & TOUCH_MOVE) {
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if (bounds_.Contains(input.x, input.y))
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pointerDownMask_ |= 1 << input.id;
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else
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pointerDownMask_ &= ~(1 << input.id);
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}
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if (input.flags & TOUCH_UP) {
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pointerDownMask_ &= ~(1 << input.id);
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}
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}
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void MultiTouchButton::Draw(UIContext &dc) {
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float opacity = g_Config.iTouchButtonOpacity / 100.0f;
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float scale = scale_;
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if (IsDown()) {
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scale *= 2.0f;
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opacity = 100.0f;
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}
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uint32_t colorBg = colorAlpha(0xc0b080, opacity);
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uint32_t color = colorAlpha(0xFFFFFF, opacity);
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dc.Draw()->DrawImageRotated(bgImg_, bounds_.centerX(), bounds_.centerY(), scale, angle_ * (M_PI * 2 / 360.0f), colorBg, flipImageH_);
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dc.Draw()->DrawImageRotated(img_, bounds_.centerX(), bounds_.centerY(), scale, angle_ * (M_PI * 2 / 360.0f), color);
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}
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void BoolButton::Touch(const TouchInput &input) {
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bool lastDown = pointerDownMask_ != 0;
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MultiTouchButton::Touch(input);
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bool down = pointerDownMask_ != 0;
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if (down != lastDown) {
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*value_ = down;
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}
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}
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void PSPButton::Touch(const TouchInput &input) {
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bool lastDown = pointerDownMask_ != 0;
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MultiTouchButton::Touch(input);
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bool down = pointerDownMask_ != 0;
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if (down && !lastDown) {
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__CtrlButtonDown(pspButtonBit_);
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} else if (lastDown && !down) {
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__CtrlButtonUp(pspButtonBit_);
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}
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}
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bool PSPButton::IsDown() {
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return (__CtrlPeekButtons() & pspButtonBit_) != 0;
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}
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PSPCross::PSPCross(int arrowIndex, int overlayIndex, float scale, float radius, UI::LayoutParams *layoutParams)
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: UI::View(layoutParams), arrowIndex_(arrowIndex), overlayIndex_(overlayIndex), scale_(scale), radius_(radius), dragPointerId_(-1), down_(0) {
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}
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void PSPCross::GetContentDimensions(const UIContext &dc, float &w, float &h) const {
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w = radius_ * 4;
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h = radius_ * 4;
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}
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void PSPCross::Touch(const TouchInput &input) {
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int lastDown = down_;
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if (input.flags & TOUCH_DOWN) {
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if (dragPointerId_ == -1 && bounds_.Contains(input.x, input.y)) {
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dragPointerId_ = input.id;
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ProcessTouch(input.x, input.y, true);
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}
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}
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if (input.flags & TOUCH_MOVE) {
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if (input.id == dragPointerId_) {
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ProcessTouch(input.x, input.y, true);
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}
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}
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if (input.flags & TOUCH_UP) {
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if (input.id == dragPointerId_) {
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dragPointerId_ = -1;
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ProcessTouch(input.x, input.y, false);
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}
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}
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}
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void PSPCross::ProcessTouch(float x, float y, bool down) {
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float stick_size_ = radius_;
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float inv_stick_size = 1.0f / (stick_size_ * scale_);
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const float deadzone = 0.17f;
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float dx = (x - bounds_.centerX()) * inv_stick_size;
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float dy = (y - bounds_.centerY()) * inv_stick_size;
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float rad = sqrtf(dx*dx+dy*dy);
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if (rad < deadzone || rad > 2.0f)
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down = false;
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int ctrlMask = 0;
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int lastDown = down_;
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if (down) {
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int direction = (int)(floorf((atan2f(dy, dx) / (2 * M_PI) * 8) + 0.5f)) & 7;
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switch (direction) {
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case 0: ctrlMask |= CTRL_RIGHT; break;
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case 1: ctrlMask |= CTRL_RIGHT | CTRL_DOWN; break;
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case 2: ctrlMask |= CTRL_DOWN; break;
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case 3: ctrlMask |= CTRL_DOWN | CTRL_LEFT; break;
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case 4: ctrlMask |= CTRL_LEFT; break;
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case 5: ctrlMask |= CTRL_UP | CTRL_LEFT; break;
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case 6: ctrlMask |= CTRL_UP; break;
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case 7: ctrlMask |= CTRL_UP | CTRL_RIGHT; break;
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}
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}
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down_ = ctrlMask;
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int pressed = down_ & ~lastDown;
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int released = (~down_) & lastDown;
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static const int dir[4] = {CTRL_RIGHT, CTRL_DOWN, CTRL_LEFT, CTRL_UP};
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for (int i = 0; i < 4; i++) {
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if (pressed & dir[i]) __CtrlButtonDown(dir[i]);
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if (released & dir[i]) __CtrlButtonUp(dir[i]);
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}
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}
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void PSPCross::Draw(UIContext &dc) {
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float opacity = g_Config.iTouchButtonOpacity / 100.0f;
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uint32_t colorBg = colorAlpha(0xc0b080, opacity);
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uint32_t color = colorAlpha(0xFFFFFF, opacity);
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static const float xoff[4] = {1, 0, -1, 0};
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static const float yoff[4] = {0, 1, 0, -1};
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static const int dir[4] = {CTRL_RIGHT, CTRL_DOWN, CTRL_LEFT, CTRL_UP};
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int buttons = __CtrlPeekButtons();
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for (int i = 0; i < 4; i++) {
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float x = bounds_.centerX() + xoff[i] * radius_;
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float y = bounds_.centerY() + yoff[i] * radius_;
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float angle = i * M_PI / 2;
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float imgScale = (buttons & dir[i]) ? scale_ * 2 : scale_;
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dc.Draw()->DrawImageRotated(arrowIndex_, x, y, imgScale, angle + PI, colorBg, false);
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if (overlayIndex_ != -1)
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dc.Draw()->DrawImageRotated(overlayIndex_, x, y, imgScale, angle + PI, color);
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}
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}
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PSPStick::PSPStick(int bgImg, int stickImg, int stick, float scale, UI::LayoutParams *layoutParams)
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: UI::View(layoutParams), dragPointerId_(-1), bgImg_(bgImg), stickImageIndex_(stickImg), stick_(stick), scale_(scale) {
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stick_size_ = 50;
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}
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void PSPStick::GetContentDimensions(const UIContext &dc, float &w, float &h) const {
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const AtlasImage &image = dc.Draw()->GetAtlas()->images[bgImg_];
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w = image.w;
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h = image.h;
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}
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void PSPStick::Draw(UIContext &dc) {
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float opacity = g_Config.iTouchButtonOpacity / 100.0f;
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uint32_t colorBg = colorAlpha(0xc0b080, opacity);
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uint32_t color = colorAlpha(0x808080, opacity);
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float stickX = bounds_.centerX();
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float stickY = bounds_.centerY();
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float dx, dy;
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__CtrlPeekAnalog(stick_, &dx, &dy);
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dc.Draw()->DrawImage(bgImg_, stickX, stickY, 1.0f * scale_, colorBg, ALIGN_CENTER);
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dc.Draw()->DrawImage(stickImageIndex_, stickX + dx * stick_size_ * scale_, stickY - dy * stick_size_ * scale_, 1.0f * scale_, colorBg, ALIGN_CENTER);
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}
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void PSPStick::Touch(const TouchInput &input) {
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if (input.flags & TOUCH_DOWN) {
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if (dragPointerId_ == -1 && bounds_.Contains(input.x, input.y)) {
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dragPointerId_ = input.id;
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ProcessTouch(input.x, input.y, true);
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}
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}
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if (input.flags & TOUCH_MOVE) {
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if (input.id == dragPointerId_) {
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ProcessTouch(input.x, input.y, true);
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}
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}
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if (input.flags & TOUCH_UP) {
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if (input.id == dragPointerId_) {
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dragPointerId_ = -1;
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ProcessTouch(input.x, input.y, false);
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}
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}
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}
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void PSPStick::ProcessTouch(float x, float y, bool down) {
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if (down) {
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float inv_stick_size = 1.0f / (stick_size_ * scale_);
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float dx = (x - bounds_.centerX()) * inv_stick_size;
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float dy = (y - bounds_.centerY()) * inv_stick_size;
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// Do not clamp to a circle! The PSP has nearly square range!
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// Old code to clamp to a circle
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// float len = sqrtf(dx * dx + dy * dy);
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// if (len > 1.0f) {
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// dx /= len;
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// dy /= len;
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//}
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// Still need to clamp to a square
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dx = std::min(1.0f, std::max(-1.0f, dx));
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dy = std::min(1.0f, std::max(-1.0f, dy));
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__CtrlSetAnalogX(dx, stick_);
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__CtrlSetAnalogY(-dy, stick_);
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} else {
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__CtrlSetAnalogX(0.0f, stick_);
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__CtrlSetAnalogY(0.0f, stick_);
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}
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}
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UI::ViewGroup *CreatePadLayout(bool *pause) {
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using namespace UI;
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AnchorLayout *root = new AnchorLayout(new LayoutParams(FILL_PARENT, FILL_PARENT));
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// TODO: See if we can make some kind of global scaling for views instead of this hackery.
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float scale = g_Config.fButtonScale;
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// const int button_spacing = 50 * controlScale;
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const int button_spacing = 50 * scale;
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const int arrow_spacing = 40 * scale;
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const int circleX = 40 * scale;
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const int circleY = 120 * scale;
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const int startX = 170 * scale;
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const int leftX = 40 * scale;
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const int leftY = (g_Config.bShowAnalogStick ? 250 : 120) * scale;
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const int stickX = leftX + arrow_spacing;
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const int stickY = 80 * scale;
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const int bottomStride = 100 * scale;
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const int crosspadRadius = 40 * scale;
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const int halfW = dp_xres / 2;
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#if USE_PAUSE_BUTTON
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root->Add(new BoolButton(pause, I_ROUND, I_ARROW, scale, new AnchorLayoutParams(halfW, 20, NONE, NONE, true)))->SetAngle(90);
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#endif
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if (g_Config.bShowTouchControls) {
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root->Add(new BoolButton(&PSP_CoreParameter().unthrottle, I_RECT, I_ARROW, scale, new AnchorLayoutParams(NONE, NONE, startX + 2 * bottomStride, 30, true)))->SetAngle(180);
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root->Add(new PSPButton(CTRL_CIRCLE, I_ROUND, I_CIRCLE, scale, new AnchorLayoutParams(NONE, NONE, circleX, circleY, true)));
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root->Add(new PSPButton(CTRL_CROSS, I_ROUND, I_CROSS, scale, new AnchorLayoutParams(NONE, NONE, circleX + button_spacing, circleY - button_spacing, true)));
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root->Add(new PSPButton(CTRL_TRIANGLE, I_ROUND, I_TRIANGLE, scale, new AnchorLayoutParams(NONE, NONE, circleX + button_spacing, circleY + button_spacing, true)));
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root->Add(new PSPButton(CTRL_SQUARE, I_ROUND, I_SQUARE, scale, new AnchorLayoutParams(NONE, NONE, circleX + button_spacing * 2, circleY, true)));
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root->Add(new PSPButton(CTRL_START, I_RECT, I_START, scale, new AnchorLayoutParams(NONE, NONE, startX, 30, true)));
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root->Add(new PSPButton(CTRL_SELECT, I_RECT, I_SELECT, scale, new AnchorLayoutParams(NONE, NONE, startX + bottomStride, 30, true)));
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root->Add(new PSPButton(CTRL_LTRIGGER, I_SHOULDER, I_L, scale, new AnchorLayoutParams(10, 10, NONE, NONE, false)));
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root->Add(new PSPButton(CTRL_RTRIGGER, I_SHOULDER, I_R, scale, new AnchorLayoutParams(NONE, 10, 10, NONE, false)))->FlipImageH(true);
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root->Add(new PSPCross(I_DIR, I_ARROW, scale, crosspadRadius, new AnchorLayoutParams(leftX + arrow_spacing, NONE, NONE, leftY, true)));
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if (g_Config.bShowAnalogStick) {
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root->Add(new PSPStick(I_STICKBG, I_STICK, 0, scale, new AnchorLayoutParams(stickX, NONE, NONE, stickY, true)));
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}
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}
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return root;
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}
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