diff options
Diffstat (limited to 'fpdfsdk/src/pdfwindow/PWL_ScrollBar.cpp')
| -rw-r--r-- | fpdfsdk/src/pdfwindow/PWL_ScrollBar.cpp | 1197 |
1 files changed, 0 insertions, 1197 deletions
diff --git a/fpdfsdk/src/pdfwindow/PWL_ScrollBar.cpp b/fpdfsdk/src/pdfwindow/PWL_ScrollBar.cpp deleted file mode 100644 index 03bf3238fa..0000000000 --- a/fpdfsdk/src/pdfwindow/PWL_ScrollBar.cpp +++ /dev/null @@ -1,1197 +0,0 @@ -// Copyright 2014 PDFium Authors. All rights reserved. -// Use of this source code is governed by a BSD-style license that can be -// found in the LICENSE file. - -// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com - -#include "fpdfsdk/include/pdfwindow/PWL_ScrollBar.h" -#include "fpdfsdk/include/pdfwindow/PWL_Utils.h" -#include "fpdfsdk/include/pdfwindow/PWL_Wnd.h" - -#define IsFloatZero(f) ((f) < 0.0001 && (f) > -0.0001) -#define IsFloatBigger(fa, fb) ((fa) > (fb) && !IsFloatZero((fa) - (fb))) -#define IsFloatSmaller(fa, fb) ((fa) < (fb) && !IsFloatZero((fa) - (fb))) -#define IsFloatEqual(fa, fb) IsFloatZero((fa) - (fb)) - -PWL_FLOATRANGE::PWL_FLOATRANGE() { - Default(); -} - -PWL_FLOATRANGE::PWL_FLOATRANGE(FX_FLOAT min, FX_FLOAT max) { - Set(min, max); -} - -void PWL_FLOATRANGE::Default() { - fMin = 0; - fMax = 0; -} - -void PWL_FLOATRANGE::Set(FX_FLOAT min, FX_FLOAT max) { - if (min > max) { - fMin = max; - fMax = min; - } else { - fMin = min; - fMax = max; - } -} - -FX_BOOL PWL_FLOATRANGE::In(FX_FLOAT x) const { - return (IsFloatBigger(x, fMin) || IsFloatEqual(x, fMin)) && - (IsFloatSmaller(x, fMax) || IsFloatEqual(x, fMax)); -} - -FX_FLOAT PWL_FLOATRANGE::GetWidth() const { - return fMax - fMin; -} - -PWL_SCROLL_PRIVATEDATA::PWL_SCROLL_PRIVATEDATA() { - Default(); -} - -void PWL_SCROLL_PRIVATEDATA::Default() { - ScrollRange.Default(); - fScrollPos = ScrollRange.fMin; - fClientWidth = 0; - fBigStep = 10; - fSmallStep = 1; -} - -void PWL_SCROLL_PRIVATEDATA::SetScrollRange(FX_FLOAT min, FX_FLOAT max) { - ScrollRange.Set(min, max); - - if (IsFloatSmaller(fScrollPos, ScrollRange.fMin)) - fScrollPos = ScrollRange.fMin; - if (IsFloatBigger(fScrollPos, ScrollRange.fMax)) - fScrollPos = ScrollRange.fMax; -} - -void PWL_SCROLL_PRIVATEDATA::SetClientWidth(FX_FLOAT width) { - fClientWidth = width; -} - -void PWL_SCROLL_PRIVATEDATA::SetSmallStep(FX_FLOAT step) { - fSmallStep = step; -} - -void PWL_SCROLL_PRIVATEDATA::SetBigStep(FX_FLOAT step) { - fBigStep = step; -} - -FX_BOOL PWL_SCROLL_PRIVATEDATA::SetPos(FX_FLOAT pos) { - if (ScrollRange.In(pos)) { - fScrollPos = pos; - return TRUE; - } - return FALSE; -} - -void PWL_SCROLL_PRIVATEDATA::AddSmall() { - if (!SetPos(fScrollPos + fSmallStep)) - SetPos(ScrollRange.fMax); -} - -void PWL_SCROLL_PRIVATEDATA::SubSmall() { - if (!SetPos(fScrollPos - fSmallStep)) - SetPos(ScrollRange.fMin); -} - -void PWL_SCROLL_PRIVATEDATA::AddBig() { - if (!SetPos(fScrollPos + fBigStep)) - SetPos(ScrollRange.fMax); -} - -void PWL_SCROLL_PRIVATEDATA::SubBig() { - if (!SetPos(fScrollPos - fBigStep)) - SetPos(ScrollRange.fMin); -} - -CPWL_SBButton::CPWL_SBButton(PWL_SCROLLBAR_TYPE eScrollBarType, - PWL_SBBUTTON_TYPE eButtonType) { - m_eScrollBarType = eScrollBarType; - m_eSBButtonType = eButtonType; - - m_bMouseDown = FALSE; -} - -CPWL_SBButton::~CPWL_SBButton() {} - -CFX_ByteString CPWL_SBButton::GetClassName() const { - return "CPWL_SBButton"; -} - -void CPWL_SBButton::OnCreate(PWL_CREATEPARAM& cp) { - cp.eCursorType = FXCT_ARROW; -} - -void CPWL_SBButton::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) { - CPWL_Wnd::GetThisAppearanceStream(sAppStream); - - if (!IsVisible()) - return; - - CFX_ByteTextBuf sButton; - - CFX_FloatRect rectWnd = GetWindowRect(); - - if (rectWnd.IsEmpty()) - return; - - sAppStream << "q\n"; - - CFX_FloatPoint ptCenter = GetCenterPoint(); - - switch (m_eScrollBarType) { - case SBT_HSCROLL: - switch (m_eSBButtonType) { - case PSBT_MIN: { - CFX_FloatPoint pt1(ptCenter.x - PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y); - CFX_FloatPoint pt2(ptCenter.x + PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y + PWL_TRIANGLE_HALFLEN); - CFX_FloatPoint pt3(ptCenter.x + PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y - PWL_TRIANGLE_HALFLEN); - - if (rectWnd.right - rectWnd.left > PWL_TRIANGLE_HALFLEN * 2 && - rectWnd.top - rectWnd.bottom > PWL_TRIANGLE_HALFLEN) { - sButton << "0 g\n"; - sButton << pt1.x << " " << pt1.y << " m\n"; - sButton << pt2.x << " " << pt2.y << " l\n"; - sButton << pt3.x << " " << pt3.y << " l\n"; - sButton << pt1.x << " " << pt1.y << " l f\n"; - - sAppStream << sButton; - } - } break; - case PSBT_MAX: { - CFX_FloatPoint pt1(ptCenter.x + PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y); - CFX_FloatPoint pt2(ptCenter.x - PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y + PWL_TRIANGLE_HALFLEN); - CFX_FloatPoint pt3(ptCenter.x - PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y - PWL_TRIANGLE_HALFLEN); - - if (rectWnd.right - rectWnd.left > PWL_TRIANGLE_HALFLEN * 2 && - rectWnd.top - rectWnd.bottom > PWL_TRIANGLE_HALFLEN) { - sButton << "0 g\n"; - sButton << pt1.x << " " << pt1.y << " m\n"; - sButton << pt2.x << " " << pt2.y << " l\n"; - sButton << pt3.x << " " << pt3.y << " l\n"; - sButton << pt1.x << " " << pt1.y << " l f\n"; - - sAppStream << sButton; - } - } break; - default: - break; - } - break; - case SBT_VSCROLL: - switch (m_eSBButtonType) { - case PSBT_MIN: { - CFX_FloatPoint pt1(ptCenter.x - PWL_TRIANGLE_HALFLEN, - ptCenter.y - PWL_TRIANGLE_HALFLEN * 0.5f); - CFX_FloatPoint pt2(ptCenter.x + PWL_TRIANGLE_HALFLEN, - ptCenter.y - PWL_TRIANGLE_HALFLEN * 0.5f); - CFX_FloatPoint pt3(ptCenter.x, - ptCenter.y + PWL_TRIANGLE_HALFLEN * 0.5f); - - if (rectWnd.right - rectWnd.left > PWL_TRIANGLE_HALFLEN * 2 && - rectWnd.top - rectWnd.bottom > PWL_TRIANGLE_HALFLEN) { - sButton << "0 g\n"; - sButton << pt1.x << " " << pt1.y << " m\n"; - sButton << pt2.x << " " << pt2.y << " l\n"; - sButton << pt3.x << " " << pt3.y << " l\n"; - sButton << pt1.x << " " << pt1.y << " l f\n"; - - sAppStream << sButton; - } - } break; - case PSBT_MAX: { - CFX_FloatPoint pt1(ptCenter.x - PWL_TRIANGLE_HALFLEN, - ptCenter.y + PWL_TRIANGLE_HALFLEN * 0.5f); - CFX_FloatPoint pt2(ptCenter.x + PWL_TRIANGLE_HALFLEN, - ptCenter.y + PWL_TRIANGLE_HALFLEN * 0.5f); - CFX_FloatPoint pt3(ptCenter.x, - ptCenter.y - PWL_TRIANGLE_HALFLEN * 0.5f); - - if (rectWnd.right - rectWnd.left > PWL_TRIANGLE_HALFLEN * 2 && - rectWnd.top - rectWnd.bottom > PWL_TRIANGLE_HALFLEN) { - sButton << "0 g\n"; - sButton << pt1.x << " " << pt1.y << " m\n"; - sButton << pt2.x << " " << pt2.y << " l\n"; - sButton << pt3.x << " " << pt3.y << " l\n"; - sButton << pt1.x << " " << pt1.y << " l f\n"; - - sAppStream << sButton; - } - } break; - default: - break; - } - break; - default: - break; - } - - sAppStream << "Q\n"; -} - -void CPWL_SBButton::DrawThisAppearance(CFX_RenderDevice* pDevice, - CFX_Matrix* pUser2Device) { - if (!IsVisible()) - return; - - CFX_FloatRect rectWnd = GetWindowRect(); - if (rectWnd.IsEmpty()) - return; - - CFX_FloatPoint ptCenter = GetCenterPoint(); - int32_t nTransparancy = GetTransparency(); - - switch (m_eScrollBarType) { - case SBT_HSCROLL: - CPWL_Wnd::DrawThisAppearance(pDevice, pUser2Device); - switch (m_eSBButtonType) { - case PSBT_MIN: { - CFX_FloatPoint pt1(ptCenter.x - PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y); - CFX_FloatPoint pt2(ptCenter.x + PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y + PWL_TRIANGLE_HALFLEN); - CFX_FloatPoint pt3(ptCenter.x + PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y - PWL_TRIANGLE_HALFLEN); - - if (rectWnd.right - rectWnd.left > PWL_TRIANGLE_HALFLEN * 2 && - rectWnd.top - rectWnd.bottom > PWL_TRIANGLE_HALFLEN) { - CFX_PathData path; - - path.SetPointCount(4); - path.SetPoint(0, pt1.x, pt1.y, FXPT_MOVETO); - path.SetPoint(1, pt2.x, pt2.y, FXPT_LINETO); - path.SetPoint(2, pt3.x, pt3.y, FXPT_LINETO); - path.SetPoint(3, pt1.x, pt1.y, FXPT_LINETO); - - pDevice->DrawPath(&path, pUser2Device, NULL, - CPWL_Utils::PWLColorToFXColor( - PWL_DEFAULT_BLACKCOLOR, nTransparancy), - 0, FXFILL_ALTERNATE); - } - } break; - case PSBT_MAX: { - CFX_FloatPoint pt1(ptCenter.x + PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y); - CFX_FloatPoint pt2(ptCenter.x - PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y + PWL_TRIANGLE_HALFLEN); - CFX_FloatPoint pt3(ptCenter.x - PWL_TRIANGLE_HALFLEN * 0.5f, - ptCenter.y - PWL_TRIANGLE_HALFLEN); - - if (rectWnd.right - rectWnd.left > PWL_TRIANGLE_HALFLEN * 2 && - rectWnd.top - rectWnd.bottom > PWL_TRIANGLE_HALFLEN) { - CFX_PathData path; - - path.SetPointCount(4); - path.SetPoint(0, pt1.x, pt1.y, FXPT_MOVETO); - path.SetPoint(1, pt2.x, pt2.y, FXPT_LINETO); - path.SetPoint(2, pt3.x, pt3.y, FXPT_LINETO); - path.SetPoint(3, pt1.x, pt1.y, FXPT_LINETO); - - pDevice->DrawPath(&path, pUser2Device, NULL, - CPWL_Utils::PWLColorToFXColor( - PWL_DEFAULT_BLACKCOLOR, nTransparancy), - 0, FXFILL_ALTERNATE); - } - } break; - default: - break; - } - break; - case SBT_VSCROLL: - switch (m_eSBButtonType) { - case PSBT_MIN: { - // draw border - CFX_FloatRect rcDraw = rectWnd; - CPWL_Utils::DrawStrokeRect(pDevice, pUser2Device, rcDraw, - ArgbEncode(nTransparancy, 100, 100, 100), - 0.0f); - - // draw inner border - rcDraw = CPWL_Utils::DeflateRect(rectWnd, 0.5f); - CPWL_Utils::DrawStrokeRect(pDevice, pUser2Device, rcDraw, - ArgbEncode(nTransparancy, 255, 255, 255), - 1.0f); - - // draw background - - rcDraw = CPWL_Utils::DeflateRect(rectWnd, 1.0f); - - if (IsEnabled()) - CPWL_Utils::DrawShadow(pDevice, pUser2Device, TRUE, FALSE, rcDraw, - nTransparancy, 80, 220); - else - CPWL_Utils::DrawFillRect(pDevice, pUser2Device, rcDraw, - ArgbEncode(255, 255, 255, 255)); - - // draw arrow - - if (rectWnd.top - rectWnd.bottom > 6.0f) { - FX_FLOAT fX = rectWnd.left + 1.5f; - FX_FLOAT fY = rectWnd.bottom; - CFX_FloatPoint pts[7] = {CFX_FloatPoint(fX + 2.5f, fY + 4.0f), - CFX_FloatPoint(fX + 2.5f, fY + 3.0f), - CFX_FloatPoint(fX + 4.5f, fY + 5.0f), - CFX_FloatPoint(fX + 6.5f, fY + 3.0f), - CFX_FloatPoint(fX + 6.5f, fY + 4.0f), - CFX_FloatPoint(fX + 4.5f, fY + 6.0f), - CFX_FloatPoint(fX + 2.5f, fY + 4.0f)}; - - if (IsEnabled()) - CPWL_Utils::DrawFillArea( - pDevice, pUser2Device, pts, 7, - ArgbEncode(nTransparancy, 255, 255, 255)); - else - CPWL_Utils::DrawFillArea(pDevice, pUser2Device, pts, 7, - CPWL_Utils::PWLColorToFXColor( - PWL_DEFAULT_HEAVYGRAYCOLOR, 255)); - } - } break; - case PSBT_MAX: { - // draw border - CFX_FloatRect rcDraw = rectWnd; - CPWL_Utils::DrawStrokeRect(pDevice, pUser2Device, rcDraw, - ArgbEncode(nTransparancy, 100, 100, 100), - 0.0f); - - // draw inner border - rcDraw = CPWL_Utils::DeflateRect(rectWnd, 0.5f); - CPWL_Utils::DrawStrokeRect(pDevice, pUser2Device, rcDraw, - ArgbEncode(nTransparancy, 255, 255, 255), - 1.0f); - - // draw background - rcDraw = CPWL_Utils::DeflateRect(rectWnd, 1.0f); - if (IsEnabled()) - CPWL_Utils::DrawShadow(pDevice, pUser2Device, TRUE, FALSE, rcDraw, - nTransparancy, 80, 220); - else - CPWL_Utils::DrawFillRect(pDevice, pUser2Device, rcDraw, - ArgbEncode(255, 255, 255, 255)); - - // draw arrow - - if (rectWnd.top - rectWnd.bottom > 6.0f) { - FX_FLOAT fX = rectWnd.left + 1.5f; - FX_FLOAT fY = rectWnd.bottom; - - CFX_FloatPoint pts[7] = {CFX_FloatPoint(fX + 2.5f, fY + 5.0f), - CFX_FloatPoint(fX + 2.5f, fY + 6.0f), - CFX_FloatPoint(fX + 4.5f, fY + 4.0f), - CFX_FloatPoint(fX + 6.5f, fY + 6.0f), - CFX_FloatPoint(fX + 6.5f, fY + 5.0f), - CFX_FloatPoint(fX + 4.5f, fY + 3.0f), - CFX_FloatPoint(fX + 2.5f, fY + 5.0f)}; - - if (IsEnabled()) - CPWL_Utils::DrawFillArea( - pDevice, pUser2Device, pts, 7, - ArgbEncode(nTransparancy, 255, 255, 255)); - else - CPWL_Utils::DrawFillArea(pDevice, pUser2Device, pts, 7, - CPWL_Utils::PWLColorToFXColor( - PWL_DEFAULT_HEAVYGRAYCOLOR, 255)); - } - } break; - case PSBT_POS: { - // draw border - CFX_FloatRect rcDraw = rectWnd; - CPWL_Utils::DrawStrokeRect(pDevice, pUser2Device, rcDraw, - ArgbEncode(nTransparancy, 100, 100, 100), - 0.0f); - - // draw inner border - rcDraw = CPWL_Utils::DeflateRect(rectWnd, 0.5f); - CPWL_Utils::DrawStrokeRect(pDevice, pUser2Device, rcDraw, - ArgbEncode(nTransparancy, 255, 255, 255), - 1.0f); - - if (IsEnabled()) { - // draw shadow effect - - CFX_FloatPoint ptTop = - CFX_FloatPoint(rectWnd.left, rectWnd.top - 1.0f); - CFX_FloatPoint ptBottom = - CFX_FloatPoint(rectWnd.left, rectWnd.bottom + 1.0f); - - ptTop.x += 1.5f; - ptBottom.x += 1.5f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 210, 210, 210), - 1.0f); - - ptTop.x += 1.0f; - ptBottom.x += 1.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 220, 220, 220), - 1.0f); - - ptTop.x += 1.0f; - ptBottom.x += 1.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 240, 240, 240), - 1.0f); - - ptTop.x += 1.0f; - ptBottom.x += 1.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 240, 240, 240), - 1.0f); - - ptTop.x += 1.0f; - ptBottom.x += 1.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 210, 210, 210), - 1.0f); - - ptTop.x += 1.0f; - ptBottom.x += 1.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 180, 180, 180), - 1.0f); - - ptTop.x += 1.0f; - ptBottom.x += 1.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 150, 150, 150), - 1.0f); - - ptTop.x += 1.0f; - ptBottom.x += 1.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 150, 150, 150), - 1.0f); - - ptTop.x += 1.0f; - ptBottom.x += 1.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 180, 180, 180), - 1.0f); - - ptTop.x += 1.0f; - ptBottom.x += 1.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptTop, ptBottom, - ArgbEncode(nTransparancy, 210, 210, 210), - 1.0f); - } else { - CPWL_Utils::DrawFillRect(pDevice, pUser2Device, rcDraw, - ArgbEncode(255, 255, 255, 255)); - } - - // draw friction - - if (rectWnd.Height() > 8.0f) { - FX_COLORREF crStroke = ArgbEncode(nTransparancy, 120, 120, 120); - if (!IsEnabled()) - crStroke = CPWL_Utils::PWLColorToFXColor( - PWL_DEFAULT_HEAVYGRAYCOLOR, 255); - - FX_FLOAT nFrictionWidth = 5.0f; - FX_FLOAT nFrictionHeight = 5.5f; - - CFX_FloatPoint ptLeft = - CFX_FloatPoint(ptCenter.x - nFrictionWidth / 2.0f, - ptCenter.y - nFrictionHeight / 2.0f + 0.5f); - CFX_FloatPoint ptRight = - CFX_FloatPoint(ptCenter.x + nFrictionWidth / 2.0f, - ptCenter.y - nFrictionHeight / 2.0f + 0.5f); - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptLeft, ptRight, - crStroke, 1.0f); - - ptLeft.y += 2.0f; - ptRight.y += 2.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptLeft, ptRight, - crStroke, 1.0f); - - ptLeft.y += 2.0f; - ptRight.y += 2.0f; - - CPWL_Utils::DrawStrokeLine(pDevice, pUser2Device, ptLeft, ptRight, - crStroke, 1.0f); - } - } break; - default: - break; - } - break; - default: - break; - } -} - -FX_BOOL CPWL_SBButton::OnLButtonDown(const CFX_FloatPoint& point, - FX_DWORD nFlag) { - CPWL_Wnd::OnLButtonDown(point, nFlag); - - if (CPWL_Wnd* pParent = GetParentWindow()) - pParent->OnNotify(this, PNM_LBUTTONDOWN, 0, (intptr_t)&point); - - m_bMouseDown = TRUE; - SetCapture(); - - return TRUE; -} - -FX_BOOL CPWL_SBButton::OnLButtonUp(const CFX_FloatPoint& point, - FX_DWORD nFlag) { - CPWL_Wnd::OnLButtonUp(point, nFlag); - - if (CPWL_Wnd* pParent = GetParentWindow()) - pParent->OnNotify(this, PNM_LBUTTONUP, 0, (intptr_t)&point); - - m_bMouseDown = FALSE; - ReleaseCapture(); - - return TRUE; -} - -FX_BOOL CPWL_SBButton::OnMouseMove(const CFX_FloatPoint& point, - FX_DWORD nFlag) { - CPWL_Wnd::OnMouseMove(point, nFlag); - - if (CPWL_Wnd* pParent = GetParentWindow()) { - pParent->OnNotify(this, PNM_MOUSEMOVE, 0, (intptr_t)&point); - } - - return TRUE; -} - -CPWL_ScrollBar::CPWL_ScrollBar(PWL_SCROLLBAR_TYPE sbType) - : m_sbType(sbType), - m_pMinButton(NULL), - m_pMaxButton(NULL), - m_pPosButton(NULL), - m_bMouseDown(FALSE), - m_bMinOrMax(FALSE), - m_bNotifyForever(TRUE) {} - -CPWL_ScrollBar::~CPWL_ScrollBar() {} - -CFX_ByteString CPWL_ScrollBar::GetClassName() const { - return "CPWL_ScrollBar"; -} - -void CPWL_ScrollBar::OnCreate(PWL_CREATEPARAM& cp) { - cp.eCursorType = FXCT_ARROW; -} - -void CPWL_ScrollBar::RePosChildWnd() { - CFX_FloatRect rcClient = GetClientRect(); - CFX_FloatRect rcMinButton, rcMaxButton; - FX_FLOAT fBWidth = 0; - - switch (m_sbType) { - case SBT_HSCROLL: - if (rcClient.right - rcClient.left > - PWL_SCROLLBAR_BUTTON_WIDTH * 2 + PWL_SCROLLBAR_POSBUTTON_MINWIDTH + - 2) { - rcMinButton = CFX_FloatRect(rcClient.left, rcClient.bottom, - rcClient.left + PWL_SCROLLBAR_BUTTON_WIDTH, - rcClient.top); - rcMaxButton = - CFX_FloatRect(rcClient.right - PWL_SCROLLBAR_BUTTON_WIDTH, - rcClient.bottom, rcClient.right, rcClient.top); - } else { - fBWidth = (rcClient.right - rcClient.left - - PWL_SCROLLBAR_POSBUTTON_MINWIDTH - 2) / - 2; - - if (fBWidth > 0) { - rcMinButton = CFX_FloatRect(rcClient.left, rcClient.bottom, - rcClient.left + fBWidth, rcClient.top); - rcMaxButton = CFX_FloatRect(rcClient.right - fBWidth, rcClient.bottom, - rcClient.right, rcClient.top); - } else { - SetVisible(FALSE); - } - } - break; - case SBT_VSCROLL: - if (IsFloatBigger(rcClient.top - rcClient.bottom, - PWL_SCROLLBAR_BUTTON_WIDTH * 2 + - PWL_SCROLLBAR_POSBUTTON_MINWIDTH + 2)) { - rcMinButton = CFX_FloatRect(rcClient.left, - rcClient.top - PWL_SCROLLBAR_BUTTON_WIDTH, - rcClient.right, rcClient.top); - rcMaxButton = - CFX_FloatRect(rcClient.left, rcClient.bottom, rcClient.right, - rcClient.bottom + PWL_SCROLLBAR_BUTTON_WIDTH); - } else { - fBWidth = (rcClient.top - rcClient.bottom - - PWL_SCROLLBAR_POSBUTTON_MINWIDTH - 2) / - 2; - - if (IsFloatBigger(fBWidth, 0)) { - rcMinButton = CFX_FloatRect(rcClient.left, rcClient.top - fBWidth, - rcClient.right, rcClient.top); - rcMaxButton = - CFX_FloatRect(rcClient.left, rcClient.bottom, rcClient.right, - rcClient.bottom + fBWidth); - } else { - SetVisible(FALSE); - } - } - break; - } - - if (m_pMinButton) - m_pMinButton->Move(rcMinButton, TRUE, FALSE); - if (m_pMaxButton) - m_pMaxButton->Move(rcMaxButton, TRUE, FALSE); - MovePosButton(FALSE); -} - -void CPWL_ScrollBar::GetThisAppearanceStream(CFX_ByteTextBuf& sAppStream) { - CFX_FloatRect rectWnd = GetWindowRect(); - - if (IsVisible() && !rectWnd.IsEmpty()) { - CFX_ByteTextBuf sButton; - - sButton << "q\n"; - sButton << "0 w\n" - << CPWL_Utils::GetColorAppStream(GetBackgroundColor(), TRUE); - sButton << rectWnd.left << " " << rectWnd.bottom << " " - << rectWnd.right - rectWnd.left << " " - << rectWnd.top - rectWnd.bottom << " re b Q\n"; - - sAppStream << sButton; - } -} - -void CPWL_ScrollBar::DrawThisAppearance(CFX_RenderDevice* pDevice, - CFX_Matrix* pUser2Device) { - CFX_FloatRect rectWnd = GetWindowRect(); - - if (IsVisible() && !rectWnd.IsEmpty()) { - CPWL_Utils::DrawFillRect(pDevice, pUser2Device, rectWnd, - GetBackgroundColor(), GetTransparency()); - - CPWL_Utils::DrawStrokeLine( - pDevice, pUser2Device, - CFX_FloatPoint(rectWnd.left + 2.0f, rectWnd.top - 2.0f), - CFX_FloatPoint(rectWnd.left + 2.0f, rectWnd.bottom + 2.0f), - ArgbEncode(GetTransparency(), 100, 100, 100), 1.0f); - - CPWL_Utils::DrawStrokeLine( - pDevice, pUser2Device, - CFX_FloatPoint(rectWnd.right - 2.0f, rectWnd.top - 2.0f), - CFX_FloatPoint(rectWnd.right - 2.0f, rectWnd.bottom + 2.0f), - ArgbEncode(GetTransparency(), 100, 100, 100), 1.0f); - } -} - -FX_BOOL CPWL_ScrollBar::OnLButtonDown(const CFX_FloatPoint& point, - FX_DWORD nFlag) { - CPWL_Wnd::OnLButtonDown(point, nFlag); - - if (HasFlag(PWS_AUTOTRANSPARENT)) { - if (GetTransparency() != 255) { - SetTransparency(255); - InvalidateRect(); - } - } - - CFX_FloatRect rcMinArea, rcMaxArea; - - if (m_pPosButton && m_pPosButton->IsVisible()) { - CFX_FloatRect rcClient = GetClientRect(); - CFX_FloatRect rcPosButton = m_pPosButton->GetWindowRect(); - - switch (m_sbType) { - case SBT_HSCROLL: - rcMinArea = - CFX_FloatRect(rcClient.left + PWL_SCROLLBAR_BUTTON_WIDTH, - rcClient.bottom, rcPosButton.left, rcClient.top); - rcMaxArea = CFX_FloatRect(rcPosButton.right, rcClient.bottom, - rcClient.right - PWL_SCROLLBAR_BUTTON_WIDTH, - rcClient.top); - - break; - case SBT_VSCROLL: - rcMinArea = - CFX_FloatRect(rcClient.left, rcPosButton.top, rcClient.right, - rcClient.top - PWL_SCROLLBAR_BUTTON_WIDTH); - rcMaxArea = CFX_FloatRect(rcClient.left, - rcClient.bottom + PWL_SCROLLBAR_BUTTON_WIDTH, - rcClient.right, rcPosButton.bottom); - break; - } - - rcMinArea.Normalize(); - rcMaxArea.Normalize(); - - if (rcMinArea.Contains(point.x, point.y)) { - m_sData.SubBig(); - MovePosButton(TRUE); - NotifyScrollWindow(); - } - - if (rcMaxArea.Contains(point.x, point.y)) { - m_sData.AddBig(); - MovePosButton(TRUE); - NotifyScrollWindow(); - } - } - - return TRUE; -} - -FX_BOOL CPWL_ScrollBar::OnLButtonUp(const CFX_FloatPoint& point, - FX_DWORD nFlag) { - CPWL_Wnd::OnLButtonUp(point, nFlag); - - if (HasFlag(PWS_AUTOTRANSPARENT)) { - if (GetTransparency() != PWL_SCROLLBAR_TRANSPARANCY) { - SetTransparency(PWL_SCROLLBAR_TRANSPARANCY); - InvalidateRect(); - } - } - - EndTimer(); - m_bMouseDown = FALSE; - - return TRUE; -} - -void CPWL_ScrollBar::OnNotify(CPWL_Wnd* pWnd, - FX_DWORD msg, - intptr_t wParam, - intptr_t lParam) { - CPWL_Wnd::OnNotify(pWnd, msg, wParam, lParam); - - switch (msg) { - case PNM_LBUTTONDOWN: - if (pWnd == m_pMinButton) { - OnMinButtonLBDown(*(CFX_FloatPoint*)lParam); - } - - if (pWnd == m_pMaxButton) { - OnMaxButtonLBDown(*(CFX_FloatPoint*)lParam); - } - - if (pWnd == m_pPosButton) { - OnPosButtonLBDown(*(CFX_FloatPoint*)lParam); - } - break; - case PNM_LBUTTONUP: - if (pWnd == m_pMinButton) { - OnMinButtonLBUp(*(CFX_FloatPoint*)lParam); - } - - if (pWnd == m_pMaxButton) { - OnMaxButtonLBUp(*(CFX_FloatPoint*)lParam); - } - - if (pWnd == m_pPosButton) { - OnPosButtonLBUp(*(CFX_FloatPoint*)lParam); - } - break; - case PNM_MOUSEMOVE: - if (pWnd == m_pMinButton) { - OnMinButtonMouseMove(*(CFX_FloatPoint*)lParam); - } - - if (pWnd == m_pMaxButton) { - OnMaxButtonMouseMove(*(CFX_FloatPoint*)lParam); - } - - if (pWnd == m_pPosButton) { - OnPosButtonMouseMove(*(CFX_FloatPoint*)lParam); - } - break; - case PNM_SETSCROLLINFO: { - if (PWL_SCROLL_INFO* pInfo = (PWL_SCROLL_INFO*)lParam) { - if (FXSYS_memcmp(&m_OriginInfo, pInfo, sizeof(PWL_SCROLL_INFO)) != 0) { - m_OriginInfo = *pInfo; - FX_FLOAT fMax = - pInfo->fContentMax - pInfo->fContentMin - pInfo->fPlateWidth; - fMax = fMax > 0.0f ? fMax : 0.0f; - SetScrollRange(0, fMax, pInfo->fPlateWidth); - SetScrollStep(pInfo->fBigStep, pInfo->fSmallStep); - } - } - } break; - case PNM_SETSCROLLPOS: { - FX_FLOAT fPos = *(FX_FLOAT*)lParam; - switch (m_sbType) { - case SBT_HSCROLL: - fPos = fPos - m_OriginInfo.fContentMin; - break; - case SBT_VSCROLL: - fPos = m_OriginInfo.fContentMax - fPos; - break; - } - SetScrollPos(fPos); - } break; - } -} - -void CPWL_ScrollBar::CreateButtons(const PWL_CREATEPARAM& cp) { - PWL_CREATEPARAM scp = cp; - scp.pParentWnd = this; - scp.dwBorderWidth = 2; - scp.nBorderStyle = PBS_BEVELED; - - scp.dwFlags = - PWS_VISIBLE | PWS_CHILD | PWS_BORDER | PWS_BACKGROUND | PWS_NOREFRESHCLIP; - - if (!m_pMinButton) { - m_pMinButton = new CPWL_SBButton(m_sbType, PSBT_MIN); - m_pMinButton->Create(scp); - } - - if (!m_pMaxButton) { - m_pMaxButton = new CPWL_SBButton(m_sbType, PSBT_MAX); - m_pMaxButton->Create(scp); - } - - if (!m_pPosButton) { - m_pPosButton = new CPWL_SBButton(m_sbType, PSBT_POS); - m_pPosButton->SetVisible(FALSE); - m_pPosButton->Create(scp); - } -} - -FX_FLOAT CPWL_ScrollBar::GetScrollBarWidth() const { - if (!IsVisible()) - return 0; - - return PWL_SCROLLBAR_WIDTH; -} - -void CPWL_ScrollBar::SetScrollRange(FX_FLOAT fMin, - FX_FLOAT fMax, - FX_FLOAT fClientWidth) { - if (m_pPosButton) { - m_sData.SetScrollRange(fMin, fMax); - m_sData.SetClientWidth(fClientWidth); - - if (IsFloatSmaller(m_sData.ScrollRange.GetWidth(), 0.0f)) { - m_pPosButton->SetVisible(FALSE); - } else { - m_pPosButton->SetVisible(TRUE); - MovePosButton(TRUE); - } - } -} - -void CPWL_ScrollBar::SetScrollPos(FX_FLOAT fPos) { - FX_FLOAT fOldPos = m_sData.fScrollPos; - - m_sData.SetPos(fPos); - - if (!IsFloatEqual(m_sData.fScrollPos, fOldPos)) - MovePosButton(TRUE); -} - -void CPWL_ScrollBar::SetScrollStep(FX_FLOAT fBigStep, FX_FLOAT fSmallStep) { - m_sData.SetBigStep(fBigStep); - m_sData.SetSmallStep(fSmallStep); -} - -void CPWL_ScrollBar::MovePosButton(FX_BOOL bRefresh) { - ASSERT(m_pMinButton); - ASSERT(m_pMaxButton); - - if (m_pPosButton->IsVisible()) { - CFX_FloatRect rcClient; - CFX_FloatRect rcPosArea, rcPosButton; - - rcClient = GetClientRect(); - rcPosArea = GetScrollArea(); - - FX_FLOAT fLeft, fRight, fTop, fBottom; - - switch (m_sbType) { - case SBT_HSCROLL: - fLeft = TrueToFace(m_sData.fScrollPos); - fRight = TrueToFace(m_sData.fScrollPos + m_sData.fClientWidth); - - if (fRight - fLeft < PWL_SCROLLBAR_POSBUTTON_MINWIDTH) - fRight = fLeft + PWL_SCROLLBAR_POSBUTTON_MINWIDTH; - - if (fRight > rcPosArea.right) { - fRight = rcPosArea.right; - fLeft = fRight - PWL_SCROLLBAR_POSBUTTON_MINWIDTH; - } - - rcPosButton = - CFX_FloatRect(fLeft, rcPosArea.bottom, fRight, rcPosArea.top); - - break; - case SBT_VSCROLL: - fBottom = TrueToFace(m_sData.fScrollPos + m_sData.fClientWidth); - fTop = TrueToFace(m_sData.fScrollPos); - - if (IsFloatSmaller(fTop - fBottom, PWL_SCROLLBAR_POSBUTTON_MINWIDTH)) - fBottom = fTop - PWL_SCROLLBAR_POSBUTTON_MINWIDTH; - - if (IsFloatSmaller(fBottom, rcPosArea.bottom)) { - fBottom = rcPosArea.bottom; - fTop = fBottom + PWL_SCROLLBAR_POSBUTTON_MINWIDTH; - } - - rcPosButton = - CFX_FloatRect(rcPosArea.left, fBottom, rcPosArea.right, fTop); - - break; - } - - m_pPosButton->Move(rcPosButton, TRUE, bRefresh); - } -} - -void CPWL_ScrollBar::OnMinButtonLBDown(const CFX_FloatPoint& point) { - m_sData.SubSmall(); - MovePosButton(TRUE); - NotifyScrollWindow(); - - m_bMinOrMax = TRUE; - - EndTimer(); - BeginTimer(100); -} - -void CPWL_ScrollBar::OnMinButtonLBUp(const CFX_FloatPoint& point) {} - -void CPWL_ScrollBar::OnMinButtonMouseMove(const CFX_FloatPoint& point) {} - -void CPWL_ScrollBar::OnMaxButtonLBDown(const CFX_FloatPoint& point) { - m_sData.AddSmall(); - MovePosButton(TRUE); - NotifyScrollWindow(); - - m_bMinOrMax = FALSE; - - EndTimer(); - BeginTimer(100); -} - -void CPWL_ScrollBar::OnMaxButtonLBUp(const CFX_FloatPoint& point) {} - -void CPWL_ScrollBar::OnMaxButtonMouseMove(const CFX_FloatPoint& point) {} - -void CPWL_ScrollBar::OnPosButtonLBDown(const CFX_FloatPoint& point) { - m_bMouseDown = TRUE; - - if (m_pPosButton) { - CFX_FloatRect rcPosButton = m_pPosButton->GetWindowRect(); - - switch (m_sbType) { - case SBT_HSCROLL: - m_nOldPos = point.x; - m_fOldPosButton = rcPosButton.left; - break; - case SBT_VSCROLL: - m_nOldPos = point.y; - m_fOldPosButton = rcPosButton.top; - break; - } - } -} - -void CPWL_ScrollBar::OnPosButtonLBUp(const CFX_FloatPoint& point) { - if (m_bMouseDown) { - if (!m_bNotifyForever) - NotifyScrollWindow(); - } - m_bMouseDown = FALSE; -} - -void CPWL_ScrollBar::OnPosButtonMouseMove(const CFX_FloatPoint& point) { - FX_FLOAT fOldScrollPos = m_sData.fScrollPos; - - FX_FLOAT fNewPos = 0; - - switch (m_sbType) { - case SBT_HSCROLL: - if (FXSYS_fabs(point.x - m_nOldPos) < 1) - return; - fNewPos = FaceToTrue(m_fOldPosButton + point.x - m_nOldPos); - break; - case SBT_VSCROLL: - if (FXSYS_fabs(point.y - m_nOldPos) < 1) - return; - fNewPos = FaceToTrue(m_fOldPosButton + point.y - m_nOldPos); - break; - } - - if (m_bMouseDown) { - switch (m_sbType) { - case SBT_HSCROLL: - - if (IsFloatSmaller(fNewPos, m_sData.ScrollRange.fMin)) { - fNewPos = m_sData.ScrollRange.fMin; - } - - if (IsFloatBigger(fNewPos, m_sData.ScrollRange.fMax)) { - fNewPos = m_sData.ScrollRange.fMax; - } - - m_sData.SetPos(fNewPos); - - break; - case SBT_VSCROLL: - - if (IsFloatSmaller(fNewPos, m_sData.ScrollRange.fMin)) { - fNewPos = m_sData.ScrollRange.fMin; - } - - if (IsFloatBigger(fNewPos, m_sData.ScrollRange.fMax)) { - fNewPos = m_sData.ScrollRange.fMax; - } - - m_sData.SetPos(fNewPos); - - break; - } - - if (!IsFloatEqual(fOldScrollPos, m_sData.fScrollPos)) { - MovePosButton(TRUE); - - if (m_bNotifyForever) - NotifyScrollWindow(); - } - } -} - -void CPWL_ScrollBar::NotifyScrollWindow() { - if (CPWL_Wnd* pParent = GetParentWindow()) { - FX_FLOAT fPos; - switch (m_sbType) { - case SBT_HSCROLL: - fPos = m_OriginInfo.fContentMin + m_sData.fScrollPos; - break; - case SBT_VSCROLL: - fPos = m_OriginInfo.fContentMax - m_sData.fScrollPos; - break; - } - pParent->OnNotify(this, PNM_SCROLLWINDOW, (intptr_t)m_sbType, - (intptr_t)&fPos); - } -} - -CFX_FloatRect CPWL_ScrollBar::GetScrollArea() const { - CFX_FloatRect rcClient = GetClientRect(); - CFX_FloatRect rcArea; - - if (!m_pMinButton || !m_pMaxButton) - return rcClient; - - CFX_FloatRect rcMin = m_pMinButton->GetWindowRect(); - CFX_FloatRect rcMax = m_pMaxButton->GetWindowRect(); - - FX_FLOAT fMinWidth = rcMin.right - rcMin.left; - FX_FLOAT fMinHeight = rcMin.top - rcMin.bottom; - FX_FLOAT fMaxWidth = rcMax.right - rcMax.left; - FX_FLOAT fMaxHeight = rcMax.top - rcMax.bottom; - - switch (m_sbType) { - case SBT_HSCROLL: - if (rcClient.right - rcClient.left > fMinWidth + fMaxWidth + 2) { - rcArea = CFX_FloatRect(rcClient.left + fMinWidth + 1, rcClient.bottom, - rcClient.right - fMaxWidth - 1, rcClient.top); - } else { - rcArea = CFX_FloatRect(rcClient.left + fMinWidth + 1, rcClient.bottom, - rcClient.left + fMinWidth + 1, rcClient.top); - } - break; - case SBT_VSCROLL: - if (rcClient.top - rcClient.bottom > fMinHeight + fMaxHeight + 2) { - rcArea = CFX_FloatRect(rcClient.left, rcClient.bottom + fMinHeight + 1, - rcClient.right, rcClient.top - fMaxHeight - 1); - } else { - rcArea = - CFX_FloatRect(rcClient.left, rcClient.bottom + fMinHeight + 1, - rcClient.right, rcClient.bottom + fMinHeight + 1); - } - break; - } - - rcArea.Normalize(); - - return rcArea; -} - -FX_FLOAT CPWL_ScrollBar::TrueToFace(FX_FLOAT fTrue) { - CFX_FloatRect rcPosArea; - rcPosArea = GetScrollArea(); - - FX_FLOAT fFactWidth = m_sData.ScrollRange.GetWidth() + m_sData.fClientWidth; - fFactWidth = fFactWidth == 0 ? 1 : fFactWidth; - - FX_FLOAT fFace = 0; - - switch (m_sbType) { - case SBT_HSCROLL: - fFace = rcPosArea.left + - fTrue * (rcPosArea.right - rcPosArea.left) / fFactWidth; - break; - case SBT_VSCROLL: - fFace = rcPosArea.top - - fTrue * (rcPosArea.top - rcPosArea.bottom) / fFactWidth; - break; - } - - return fFace; -} - -FX_FLOAT CPWL_ScrollBar::FaceToTrue(FX_FLOAT fFace) { - CFX_FloatRect rcPosArea; - rcPosArea = GetScrollArea(); - - FX_FLOAT fFactWidth = m_sData.ScrollRange.GetWidth() + m_sData.fClientWidth; - fFactWidth = fFactWidth == 0 ? 1 : fFactWidth; - - FX_FLOAT fTrue = 0; - - switch (m_sbType) { - case SBT_HSCROLL: - fTrue = (fFace - rcPosArea.left) * fFactWidth / - (rcPosArea.right - rcPosArea.left); - break; - case SBT_VSCROLL: - fTrue = (rcPosArea.top - fFace) * fFactWidth / - (rcPosArea.top - rcPosArea.bottom); - break; - } - - return fTrue; -} - -void CPWL_ScrollBar::CreateChildWnd(const PWL_CREATEPARAM& cp) { - CreateButtons(cp); -} - -void CPWL_ScrollBar::TimerProc() { - PWL_SCROLL_PRIVATEDATA sTemp = m_sData; - - if (m_bMinOrMax) - m_sData.SubSmall(); - else - m_sData.AddSmall(); - - if (FXSYS_memcmp(&m_sData, &sTemp, sizeof(PWL_SCROLL_PRIVATEDATA)) != 0) { - MovePosButton(TRUE); - NotifyScrollWindow(); - } -} |