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/*
* Copyright 2010, The Android Open Source Project
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE COMPUTER, INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "NavigationPlugin.h"
#include <stdio.h>
#include <sys/time.h>
#include <time.h>
#include <math.h>
#include <string.h>
extern NPNetscapeFuncs* browser;
extern ANPLogInterfaceV0 gLogI;
extern ANPCanvasInterfaceV0 gCanvasI;
extern ANPPaintInterfaceV0 gPaintI;
extern ANPTypefaceInterfaceV0 gTypefaceI;
extern ANPWindowInterfaceV0 gWindowI;
static void inval(NPP instance) {
browser->invalidaterect(instance, NULL);
}
static uint16_t rnd16(float x, int inset) {
int ix = (int)roundf(x) + inset;
if (ix < 0) {
ix = 0;
}
return static_cast<uint16_t>(ix);
}
static void inval(NPP instance, const ANPRectF& r, bool doAA) {
const int inset = doAA ? -1 : 0;
PluginObject *obj = reinterpret_cast<PluginObject*>(instance->pdata);
NPRect inval;
inval.left = rnd16(r.left, inset);
inval.top = rnd16(r.top, inset);
inval.right = rnd16(r.right, -inset);
inval.bottom = rnd16(r.bottom, -inset);
browser->invalidaterect(instance, &inval);
}
///////////////////////////////////////////////////////////////////////////////
NavigationPlugin::NavigationPlugin(NPP inst) : SubPlugin(inst) {
m_hasFocus = false;
m_activeNav = NULL;
m_paintDisabled = gPaintI.newPaint();
gPaintI.setFlags(m_paintDisabled, gPaintI.getFlags(m_paintDisabled) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintDisabled, 0xFFFFFFFF);
m_paintActive = gPaintI.newPaint();
gPaintI.setFlags(m_paintActive, gPaintI.getFlags(m_paintActive) | kAntiAlias_ANPPaintFlag);
gPaintI.setColor(m_paintActive, 0xFFFFFF00);
//register for key events
ANPEventFlags flags = kKey_ANPEventFlag;
NPError err = browser->setvalue(inst, kAcceptEvents_ANPSetValue, &flags);
if (err != NPERR_NO_ERROR) {
gLogI.log(kError_ANPLogType, "Error selecting input events.");
}
}
NavigationPlugin::~NavigationPlugin() {
gPaintI.deletePaint(m_paintDisabled);
gPaintI.deletePaint(m_paintActive);
}
bool NavigationPlugin::supportsDrawingModel(ANPDrawingModel model) {
return (model == kBitmap_ANPDrawingModel);
}
void NavigationPlugin::drawPlugin(const ANPBitmap& bitmap, const ANPRectI& clip) {
ANPCanvas* canvas = gCanvasI.newCanvas(&bitmap);
ANPRectF clipR;
clipR.left = clip.left;
clipR.top = clip.top;
clipR.right = clip.right;
clipR.bottom = clip.bottom;
gCanvasI.clipRect(canvas, &clipR);
draw(canvas);
gCanvasI.deleteCanvas(canvas);
}
void NavigationPlugin::draw(ANPCanvas* canvas) {
NPP instance = this->inst();
PluginObject *obj = (PluginObject*) instance->pdata;
const int W = obj->window->width;
const int H = obj->window->height;
const int Wm = W/2;
const int Hm = H/2;
// color the plugin canvas
gCanvasI.drawColor(canvas, (m_hasFocus) ? 0xFFCDCDCD : 0xFF545454);
// draw the nav up box (5 px from the top edge)
m_navUp.left = Wm - 15;
m_navUp.top = 5;
m_navUp.right = m_navUp.left + 30;
m_navUp.bottom = m_navUp.top + 30;
gCanvasI.drawRect(canvas, &m_navUp, getPaint(&m_navUp));
// draw the nav down box (5 px from the bottom edge)
m_navDown.left = Wm - 15;
m_navDown.top = H - (30 + 5);
m_navDown.right = m_navDown.left + 30;
m_navDown.bottom = m_navDown.top + 30;
gCanvasI.drawRect(canvas, &m_navDown, getPaint(&m_navDown));
// draw the nav left box (5 px from the left edge)
m_navLeft.left = 5;
m_navLeft.top = Hm - 15;
m_navLeft.right = m_navLeft.left + 30;
m_navLeft.bottom = m_navLeft.top + 30;
gCanvasI.drawRect(canvas, &m_navLeft, getPaint(&m_navLeft));
// draw the nav right box (5 px from the right edge)
m_navRight.left = W - (30 + 5);
m_navRight.top = Hm - 15;
m_navRight.right = m_navRight.left + 30;
m_navRight.bottom = m_navRight.top + 30;
gCanvasI.drawRect(canvas, &m_navRight, getPaint(&m_navRight));
// draw the nav center box
m_navCenter.left = Wm - 15;
m_navCenter.top = Hm - 15;
m_navCenter.right = m_navCenter.left + 30;
m_navCenter.bottom = m_navCenter.top + 30;
gCanvasI.drawRect(canvas, &m_navCenter, getPaint(&m_navCenter));
gLogI.log(kDebug_ANPLogType, "----%p Drawing Plugin", inst());
}
ANPPaint* NavigationPlugin::getPaint(ANPRectF* input) {
return (input == m_activeNav) ? m_paintActive : m_paintDisabled;
}
int16_t NavigationPlugin::handleEvent(const ANPEvent* evt) {
NPP instance = this->inst();
switch (evt->eventType) {
case kDraw_ANPEventType:
switch (evt->data.draw.model) {
case kBitmap_ANPDrawingModel:
drawPlugin(evt->data.draw.data.bitmap, evt->data.draw.clip);
return 1;
default:
break; // unknown drawing model
}
break;
case kLifecycle_ANPEventType:
if (evt->data.lifecycle.action == kLoseFocus_ANPLifecycleAction) {
gLogI.log(kDebug_ANPLogType, "----%p Loosing Focus", instance);
m_hasFocus = false;
inval(instance);
return 1;
}
else if (evt->data.lifecycle.action == kGainFocus_ANPLifecycleAction) {
gLogI.log(kDebug_ANPLogType, "----%p Gaining Focus", instance);
m_hasFocus = true;
inval(instance);
return 1;
}
break;
case kMouse_ANPEventType:
return 1;
case kKey_ANPEventType:
if (evt->data.key.action == kDown_ANPKeyAction) {
bool result = handleNavigation(evt->data.key.nativeCode);
inval(instance);
return result;
}
return 1;
default:
break;
}
return 0; // unknown or unhandled event
}
bool NavigationPlugin::handleNavigation(ANPKeyCode keyCode) {
NPP instance = this->inst();
gLogI.log(kDebug_ANPLogType, "----%p Received Key %d", instance, keyCode);
switch (keyCode) {
case kDpadUp_ANPKeyCode:
m_activeNav = &m_navUp;
break;
case kDpadDown_ANPKeyCode:
m_activeNav = &m_navDown;
break;
case kDpadLeft_ANPKeyCode:
m_activeNav = &m_navLeft;
break;
case kDpadRight_ANPKeyCode:
m_activeNav = &m_navRight;
break;
case kDpadCenter_ANPKeyCode:
m_activeNav = &m_navCenter;
break;
case kQ_ANPKeyCode:
case kDel_ANPKeyCode:
m_activeNav = NULL;
return false;
default:
m_activeNav = NULL;
break;
}
return true;
}