Beispiel #1
0
void resize_and_rescale(double scale)
{
    int docwidth,docheight;
    double docscale;
    int sp_inner;
    double ltrimpct=0.0,rtrimpct=0.0;
    
    //ewl_object_maximum_h_set(EWL_OBJECT(pdfwidget),99999);
    //ewl_object_minimum_h_set(EWL_OBJECT(pdfwidget),0);
    sp_inner=CURRENT_W(scrollpane)-INSET_HORIZONTAL(scrollpane)-PADDING_HORIZONTAL(scrollpane);
    //if(EWL_SCROLLPANE(scrollpane)->vflag)
    //    sp_inner-=CURRENT_W(EWL_OBJECT(EWL_SCROLLPANE(scrollpane)->vscrollbar));
        
    //ewl_pdf_size_get(EWL_PDF(pdfwidget),&docwidth,&docheight);
    epdf_page_size_get (EWL_PDF(pdfwidget)->pdf_page,&docwidth,&docheight);
    if(fitmode==0)
        docscale=((double)sp_inner)/((double)docwidth)*scale;
    else if(fitmode==1)
    {
        ltrimpct=((double)get_settings()->ltrimpad)/((double)docwidth);
        rtrimpct=((double)get_settings()->rtrimpad)/((double)docwidth);
        docscale=((double)sp_inner)/((1.0-leftmarge+ltrimpct-rightmarge+rtrimpct)*((double)docwidth))*scale;
        
    }
    ewl_pdf_scale_set(EWL_PDF(pdfwidget),docscale,docscale);
    //ewl_object_custom_w_set(EWL_OBJECT(pdfwidget),floor(((double)sp_inner)*scale));
    
    //ewl_object_custom_w_set(EWL_OBJECT(pdfwidget),floor(((double)sp_inner)*scale));
    //ewl_object_custom_h_set(EWL_OBJECT(pdfwidget),floor(((double)docheight)/((double)docwidth)*((double)sp_inner)*scale));
    ewl_object_custom_w_set(EWL_OBJECT(pdfwidget),floor(((double)docwidth)*docscale));
    ewl_object_custom_h_set(EWL_OBJECT(pdfwidget),floor(((double)docheight)*docscale));
    //ewl_object_position_request(EWL_OBJECT(pdfwidget),0,0);
    ewl_widget_configure(pdfwidget);
    
    //ewl_object_custom_w_set(EWL_OBJECT(trimpane),floor(((double)docwidth)*docscale));
    //ewl_object_custom_h_set(EWL_OBJECT(trimpane),floor(((double)docheight)*docscale));
    ewl_object_custom_w_set(EWL_OBJECT(trimpane),floor(((double)sp_inner)*scale));
    ewl_object_custom_h_set(EWL_OBJECT(trimpane),floor(((double)docheight)*docscale));
    ewl_object_position_request(EWL_OBJECT(trimpane),0,0);
    

    //ewl_object_place(EWL_OBJECT(pdfwidget),0,0,floor(((double)docwidth)*docscale),floor(((double)docheight)*docscale));
    ewl_widget_configure(trimpane);
    ewl_widget_configure(scrollpane);
    if(fitmode==0)
        ewl_scrollpane_hscrollbar_value_set(EWL_SCROLLPANE(trimpane),0.0);
    else if(fitmode==1)
        ewl_scrollpane_hscrollbar_value_set(EWL_SCROLLPANE(trimpane),(leftmarge-ltrimpct)/(leftmarge-ltrimpct+rightmarge-rtrimpct));
}
Beispiel #2
0
void resize_and_rescale(double scale)
{
    int docwidth,docheight;
    double docscale;
    double ltrimpct=0.0,rtrimpct=0.0;
    
    int sp_inner_w = CURRENT_W(scrollpane) - INSET_HORIZONTAL(scrollpane) -
        PADDING_HORIZONTAL(scrollpane);
    int sp_inner_h = CURRENT_H(scrollpane) - INSET_VERTICAL(scrollpane) -
        PADDING_VERTICAL(scrollpane);
        
    hide_hint(NULL);

    page_size_get(&docwidth, &docheight);

    int orientation_horizontal;
    switch(epdf_page_orientation_get(EWL_PDF(pdfwidget)->pdf_page)) {
        case EPDF_PAGE_ORIENTATION_PORTRAIT:
        case EPDF_PAGE_ORIENTATION_UPSIDEDOWN:
            orientation_horizontal = 0;
            break;
        case EPDF_PAGE_ORIENTATION_LANDSCAPE:
        case EPDF_PAGE_ORIENTATION_SEASCAPE:
            orientation_horizontal = 1;
    }

    if(fitmode==0) {
        if(orientation_horizontal)
            docscale = ((double)sp_inner_h)/((double)docheight)*scale;
        else // orientation vertical
            docscale = ((double)sp_inner_w)/((double)docwidth)*scale;
    }
    else if(fitmode==1)
    {
        ltrimpct=((double)get_settings()->ltrimpad)/((double)docwidth);
        rtrimpct=((double)get_settings()->rtrimpad)/((double)docwidth);
        docscale=((double)sp_inner_w)/((1.0-leftmarge+ltrimpct-rightmarge+rtrimpct)*((double)docwidth))*scale;
        
    }
    ewl_pdf_scale_set(EWL_PDF(pdfwidget),docscale,docscale);
    
    ewl_object_custom_w_set(EWL_OBJECT(pdfwidget),floor(((double)docwidth)*docscale));
    ewl_object_custom_h_set(EWL_OBJECT(pdfwidget),floor(((double)docheight)*docscale));
    ewl_widget_configure(pdfwidget);
    
    if(orientation_horizontal) {
        ewl_object_custom_w_set(EWL_OBJECT(trimpane),
                floor(((double)docwidth)*docscale));
        ewl_object_custom_h_set(EWL_OBJECT(trimpane),
                floor(((double)sp_inner_h)*scale));
    } else {
        ewl_object_custom_w_set(EWL_OBJECT(trimpane),
                floor(((double)sp_inner_w)*scale));
        ewl_object_custom_h_set(EWL_OBJECT(trimpane),
                floor(((double)docheight)*docscale));
    }
    ewl_object_position_request(EWL_OBJECT(trimpane),0,0);
    

    ewl_widget_configure(trimpane);
    ewl_widget_configure(scrollpane);
    if(fitmode==0)
        ewl_scrollpane_hscrollbar_value_set(EWL_SCROLLPANE(trimpane),0.0);
    else if(fitmode==1)
        ewl_scrollpane_hscrollbar_value_set(EWL_SCROLLPANE(trimpane),(leftmarge-ltrimpct)/(leftmarge-ltrimpct+rightmarge-rtrimpct));
}