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      1 // Copyright 2014 PDFium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
      6 
      7 #include "xfa/fwl/theme/cfwl_comboboxtp.h"
      8 
      9 #include "xfa/fwl/cfwl_combobox.h"
     10 #include "xfa/fwl/cfwl_themebackground.h"
     11 #include "xfa/fwl/cfwl_widget.h"
     12 #include "xfa/fwl/ifwl_themeprovider.h"
     13 #include "xfa/fxgraphics/cxfa_gecolor.h"
     14 #include "xfa/fxgraphics/cxfa_gepath.h"
     15 
     16 CFWL_ComboBoxTP::CFWL_ComboBoxTP() {}
     17 
     18 CFWL_ComboBoxTP::~CFWL_ComboBoxTP() {}
     19 
     20 void CFWL_ComboBoxTP::DrawBackground(CFWL_ThemeBackground* pParams) {
     21   if (!pParams)
     22     return;
     23 
     24   switch (pParams->m_iPart) {
     25     case CFWL_Part::Border: {
     26       DrawBorder(pParams->m_pGraphics, &pParams->m_rtPart, &pParams->m_matrix);
     27       break;
     28     }
     29     case CFWL_Part::Background: {
     30       CXFA_GEPath path;
     31       CFX_RectF& rect = pParams->m_rtPart;
     32       path.AddRectangle(rect.left, rect.top, rect.width, rect.height);
     33       FX_ARGB argb_color;
     34       switch (pParams->m_dwStates) {
     35         case CFWL_PartState_Selected:
     36           argb_color = FWLTHEME_COLOR_BKSelected;
     37           break;
     38         case CFWL_PartState_Disabled:
     39           argb_color = FWLTHEME_COLOR_EDGERB1;
     40           break;
     41         default:
     42           argb_color = 0xFFFFFFFF;
     43       }
     44       pParams->m_pGraphics->SaveGraphState();
     45       pParams->m_pGraphics->SetFillColor(CXFA_GEColor(argb_color));
     46       pParams->m_pGraphics->FillPath(&path, FXFILL_WINDING, &pParams->m_matrix);
     47       pParams->m_pGraphics->RestoreGraphState();
     48       break;
     49     }
     50     case CFWL_Part::DropDownButton: {
     51       DrawDropDownButton(pParams, pParams->m_dwStates, &pParams->m_matrix);
     52       break;
     53     }
     54     case CFWL_Part::StretchHandler: {
     55       DrawStrethHandler(pParams, 0, &pParams->m_matrix);
     56       break;
     57     }
     58     default:
     59       break;
     60   }
     61 }
     62 
     63 void CFWL_ComboBoxTP::DrawStrethHandler(CFWL_ThemeBackground* pParams,
     64                                         uint32_t dwStates,
     65                                         CFX_Matrix* pMatrix) {
     66   CXFA_GEPath path;
     67   path.AddRectangle(pParams->m_rtPart.left, pParams->m_rtPart.top,
     68                     pParams->m_rtPart.width - 1, pParams->m_rtPart.height);
     69   pParams->m_pGraphics->SetFillColor(
     70       CXFA_GEColor(ArgbEncode(0xff, 0xff, 0, 0)));
     71   pParams->m_pGraphics->FillPath(&path, FXFILL_WINDING, &pParams->m_matrix);
     72 }
     73 
     74 void CFWL_ComboBoxTP::DrawDropDownButton(CFWL_ThemeBackground* pParams,
     75                                          uint32_t dwStates,
     76                                          CFX_Matrix* pMatrix) {
     77   FWLTHEME_STATE eState = FWLTHEME_STATE_Normal;
     78   switch (dwStates) {
     79     case CFWL_PartState_Normal: {
     80       eState = FWLTHEME_STATE_Normal;
     81       break;
     82     }
     83     case CFWL_PartState_Hovered: {
     84       eState = FWLTHEME_STATE_Hover;
     85       break;
     86     }
     87     case CFWL_PartState_Pressed: {
     88       eState = FWLTHEME_STATE_Pressed;
     89       break;
     90     }
     91     case CFWL_PartState_Disabled: {
     92       eState = FWLTHEME_STATE_Disable;
     93       break;
     94     }
     95     default:
     96       break;
     97   }
     98   DrawArrowBtn(pParams->m_pGraphics, &pParams->m_rtPart,
     99                FWLTHEME_DIRECTION_Down, eState, &pParams->m_matrix);
    100 }
    101